Arbitrary Command Injection Affecting killing package, versions *


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.48% (77th percentile)

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  • Snyk ID SNYK-JS-KILLING-1078532
  • published 18 Apr 2021
  • disclosed 23 Feb 2021
  • credit OmniTaint

How to fix?

There is no fixed version for killing.

Overview

killing is a Kill Process

Affected versions of this package are vulnerable to Arbitrary Command Injection. If attacker-controlled user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.

PoC (provided by reporter):

var killing = require('killing');

killing('$(touch success)')
.then(function() {})
.catch(function() {});

(A file called success will be created as a result of the execution of touch success.)

References

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
7.3 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    Low
Expand this section

NVD

9.8 critical