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Merge pull request #16856 from owen-mc/go/mad-sources-chi-echo-elazarl
 Go: Convert chi echo and elazarl sources to MaD
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‎go/ql/lib/ext/github.com.elazarl.goproxy.model.yml‎

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@@ -5,3 +5,10 @@ extensions:
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data:
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- ["github.com/elazarl/goproxy", "CertStorage", True, "Fetch", "", "", "Argument[receiver]", "ReturnValue[0]", "taint", "manual"]
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- ["github.com/elazarl/goproxy", "CertStorage", True, "Fetch", "", "", "Argument[1]", "ReturnValue[0]", "taint", "manual"]
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- addsTo:
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pack: codeql/go-all
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extensible: sourceModel
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data:
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- ["github.com/elazarl/goproxy", "ProxyCtx", True, "UserData", "", "", "", "remote", "manual"]
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- ["github.com/elazarl/goproxy", "ProxyCtx", True, "Charset", "", "", "ReturnValue", "remote", "manual"]

‎go/ql/lib/ext/github.com.go-chi.chi.model.yml‎

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@@ -0,0 +1,8 @@
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extensions:
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- addsTo:
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pack: codeql/go-all
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extensible: sourceModel
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data:
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- ["github.com/go-chi/chi", "", True, "URLParam", "", "", "ReturnValue", "remote", "manual"]
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- ["github.com/go-chi/chi", "", True, "URLParamFromCtx", "", "", "ReturnValue", "remote", "manual"]
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- ["github.com/go-chi/chi", "Context", True, "URLParam", "", "", "ReturnValue", "remote", "manual"]

‎go/ql/lib/ext/github.com.labstack.echo.model.yml‎

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@@ -5,3 +5,20 @@ extensions:
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data:
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- ["github.com/labstack/echo", "Context", True, "Get", "", "", "Argument[receiver]", "ReturnValue", "taint", "manual"]
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- ["github.com/labstack/echo", "Context", True, "Set", "", "", "Argument[1]", "Argument[receiver]", "taint", "manual"]
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- addsTo:
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pack: codeql/go-all
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extensible: sourceModel
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data:
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- ["github.com/labstack/echo", "Context", True, "Bind", "", "", "Argument[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "Param", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "ParamValues", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "QueryParam", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "QueryParams", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "QueryString", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "FormValue", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "FormParams", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "FormFile", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "MultipartForm", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "Cookie", "", "", "ReturnValue[0]", "remote", "manual"]
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- ["github.com/labstack/echo", "Context", True, "Cookies", "", "", "ReturnValue[0]", "remote", "manual"]

‎go/ql/lib/go.qll‎

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@@ -34,7 +34,6 @@ import semmle.go.frameworks.Afero
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import semmle.go.frameworks.AwsLambda
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import semmle.go.frameworks.Beego
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import semmle.go.frameworks.BeegoOrm
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import semmle.go.frameworks.Chi
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import semmle.go.frameworks.Couchbase
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import semmle.go.frameworks.Echo
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import semmle.go.frameworks.ElazarlGoproxy

‎go/ql/lib/semmle/go/frameworks/Chi.qll‎

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This file was deleted.

‎go/ql/lib/semmle/go/frameworks/Echo.qll‎

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@@ -9,23 +9,6 @@ private module Echo {
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/** Gets the package name `github.com/labstack/echo`. */
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private string packagePath() { result = package("github.com/labstack/echo", "") }
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/**
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* Data from a `Context` interface method, considered as a source of remote flow.
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*/
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private class EchoContextSource extends RemoteFlowSource::Range {
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EchoContextSource() {
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exists(DataFlow::MethodCallNode call, string methodName |
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methodName =
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[
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"Param", "ParamValues", "QueryParam", "QueryParams", "QueryString", "FormValue",
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"FormParams", "FormFile", "MultipartForm", "Cookie", "Cookies"
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] and
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call.getTarget().hasQualifiedName(packagePath(), "Context", methodName) and
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this = call.getResult(0)
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)
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}
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}
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/**
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* Data from a `Context` interface method that is not generally exploitable for open-redirect attacks.
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*/
@@ -39,19 +22,6 @@ private module Echo {
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}
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}
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/**
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* A call to a method on `Context` struct that unmarshals data into a target.
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*/
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private class EchoContextBinder extends RemoteFlowSource::Range {
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EchoContextBinder() {
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exists(DataFlow::MethodCallNode call |
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call.getTarget().hasQualifiedName(packagePath(), "Context", "Bind")
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|
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this = FunctionOutput::parameter(0).getExitNode(call)
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)
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}
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}
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/**
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* `echo.Context` methods which set the content-type to `text/html` and write a result in one operation.
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*/

‎go/ql/lib/semmle/go/frameworks/ElazarlGoproxy.qll‎

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@@ -95,19 +95,6 @@ module ElazarlGoproxy {
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}
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}
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private class UserControlledRequestData extends RemoteFlowSource::Range {
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UserControlledRequestData() {
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exists(DataFlow::FieldReadNode frn | this = frn |
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// liberally consider ProxyCtx.UserData to be untrusted; it's a data field set by a request handler
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frn.getField().hasQualifiedName(packagePath(), "ProxyCtx", "UserData")
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)
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or
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exists(DataFlow::MethodCallNode call | this = call |
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call.getTarget().hasQualifiedName(packagePath(), "ProxyCtx", "Charset")
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)
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}
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}
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private class ProxyLogFunction extends StringOps::Formatting::Range, Method {
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ProxyLogFunction() { this.hasQualifiedName(packagePath(), "ProxyCtx", ["Logf", "Warnf"]) }
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‎go/ql/test/experimental/CWE-090/LDAPInjection.expected‎

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edges
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:59:3:59:11 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:61:3:61:51 | ...+... | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:62:3:62:33 | slice literal | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:62:24:62:32 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:66:3:66:11 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:68:3:68:51 | ...+... | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:69:3:69:33 | slice literal | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:69:24:69:32 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:73:3:73:11 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:75:3:75:51 | ...+... | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:76:3:76:33 | slice literal | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:76:24:76:32 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:80:22:80:30 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:81:25:81:33 | untrusted | provenance | Src:MaD:686 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:59:3:59:11 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:61:3:61:51 | ...+... | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:62:3:62:33 | slice literal | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:62:24:62:32 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:66:3:66:11 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:68:3:68:51 | ...+... | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:69:3:69:33 | slice literal | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:69:24:69:32 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:73:3:73:11 | untrusted | provenance | Src:MaD:703 |
11+
| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:75:3:75:51 | ...+... | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:76:3:76:33 | slice literal | provenance | Src:MaD:703 |
13+
| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:76:24:76:32 | untrusted | provenance | Src:MaD:703 |
14+
| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:80:22:80:30 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:57:15:57:29 | call to UserAgent | LDAPInjection.go:81:25:81:33 | untrusted | provenance | Src:MaD:703 |
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| LDAPInjection.go:62:3:62:33 | slice literal [array] | LDAPInjection.go:62:3:62:33 | slice literal | provenance | |
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| LDAPInjection.go:62:24:62:32 | untrusted | LDAPInjection.go:62:3:62:33 | slice literal [array] | provenance | |
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| LDAPInjection.go:69:3:69:33 | slice literal [array] | LDAPInjection.go:69:3:69:33 | slice literal | provenance | |

‎go/ql/test/experimental/CWE-203/Timing.expected‎

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@@ -1,9 +1,9 @@
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edges
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| timing.go:15:18:15:27 | selection of Header | timing.go:15:18:15:45 | call to Get | provenance | MaD:667 |
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| timing.go:15:18:15:27 | selection of Header | timing.go:15:18:15:45 | call to Get | provenance | MaD:684 |
33
| timing.go:15:18:15:45 | call to Get | timing.go:17:31:17:42 | headerSecret | provenance | |
4-
| timing.go:28:18:28:27 | selection of Header | timing.go:28:18:28:45 | call to Get | provenance | MaD:667 |
4+
| timing.go:28:18:28:27 | selection of Header | timing.go:28:18:28:45 | call to Get | provenance | MaD:684 |
55
| timing.go:28:18:28:45 | call to Get | timing.go:30:47:30:58 | headerSecret | provenance | |
6-
| timing.go:41:18:41:27 | selection of Header | timing.go:41:18:41:45 | call to Get | provenance | MaD:667 |
6+
| timing.go:41:18:41:27 | selection of Header | timing.go:41:18:41:45 | call to Get | provenance | MaD:684 |
77
| timing.go:41:18:41:45 | call to Get | timing.go:42:25:42:36 | headerSecret | provenance | |
88
nodes
99
| timing.go:15:18:15:27 | selection of Header | semmle.label | selection of Header |

‎go/ql/test/experimental/CWE-287/ImproperLdapAuth.expected‎

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@@ -1,5 +1,5 @@
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edges
2-
| ImproperLdapAuth.go:18:18:18:24 | selection of URL | ImproperLdapAuth.go:18:18:18:32 | call to Query | provenance | MaD:747 |
2+
| ImproperLdapAuth.go:18:18:18:24 | selection of URL | ImproperLdapAuth.go:18:18:18:32 | call to Query | provenance | MaD:764 |
33
| ImproperLdapAuth.go:18:18:18:32 | call to Query | ImproperLdapAuth.go:28:23:28:34 | bindPassword | provenance | |
44
| ImproperLdapAuth.go:87:18:87:19 | "" | ImproperLdapAuth.go:97:23:97:34 | bindPassword | provenance | |
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nodes

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