mirror of
https://github.com/github/codeql.git
synced 2026-03-05 23:26:51 +01:00
25 lines
998 B
Plaintext
25 lines
998 B
Plaintext
/**
|
|
* @name Unsafe shell command constructed from library input
|
|
* @description Using externally controlled strings in a command line may allow a malicious
|
|
* user to change the meaning of the command.
|
|
* @kind path-problem
|
|
* @problem.severity error
|
|
* @security-severity 5.9
|
|
* @precision high
|
|
* @id js/shell-command-constructed-from-input
|
|
* @tags correctness
|
|
* security
|
|
* external/cwe/cwe-078
|
|
* external/cwe/cwe-088
|
|
*/
|
|
|
|
import javascript
|
|
import semmle.javascript.security.dataflow.UnsafeShellCommandConstruction::UnsafeShellCommandConstruction
|
|
import DataFlow::PathGraph
|
|
|
|
from Configuration cfg, DataFlow::PathNode source, DataFlow::PathNode sink, Sink sinkNode
|
|
where cfg.hasFlowPath(source, sink) and sinkNode = sink.getNode()
|
|
select sinkNode.getAlertLocation(), source, sink, "$@ based on $@ is later used in $@.",
|
|
sinkNode.getAlertLocation(), sinkNode.getSinkType(), source.getNode(), "library input",
|
|
sinkNode.getCommandExecution(), "shell command"
|