Improper Link Resolution Before File Access Affecting nodegit package, versions <0.26.3
Snyk CVSS
Attack Complexity
High
Scope
Changed
Integrity
High
Availability
High
Threat Intelligence
Exploit Maturity
Mature
EPSS
5.58% (94th
percentile)
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Test your applications- Snyk ID SNYK-JS-NODEGIT-542723
- published 7 Jan 2020
- disclosed 10 Dec 2019
- credit Unknown
Introduced: 10 Dec 2019
CVE-2019-1354 Open this link in a new tabHow to fix?
Upgrade nodegit to version 0.26.3 or higher.
Overview
nodegit is a Node bindings to the libgit2 project.
Affected versions of this package are vulnerable to Improper Link Resolution Before File Access. Filenames on Linux/Unix can contain backslashes. On Windows, backslashes are directory separators. Git did not use to refuse to write out tracked files with such filenames.
The exploit uses backslashes in the file names stored in tree objects, allowing arbitrary files even outside of the Git worktree to be over-written.
Note: This is a Windows-only vulnerability.