Command Injection Affecting gitblame package, versions *


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.25% (66th percentile)

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  • Snyk ID SNYK-JS-GITBLAME-1050430
  • published 26 Jan 2021
  • disclosed 26 Jan 2021
  • credit JHU System Security Lab

How to fix?

There is no fixed version for gitblame.

Overview

gitblame is a package that uses git blame to find out who modified a file.

Affected versions of this package are vulnerable to Command Injection. The injection point is located in line 15 in lib/gitblame.js.

PoC

var a =require("gitblame");
a("& touch JHU",function(){})

CVSS Scores

version 3.1
Expand this section

Snyk

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

NVD

9.8 critical