CVE-2017-17831

GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a "url =" line in a .lfsconfig file within a repository.

Published: Dec 21, 2017
Updated: May 9, 2024
CVE: CVE-2017-17831
GHSA: GHSA-w4xh-w33p-4v29
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 8.8
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

Severity: Medium
Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

CWE-20

Affected Software
References

Software	From	Fixed in
git_large_file_storage_project / git_large_file_storage	-	2.1.1
github.com/git-lfs/git-lfs/lfsapi	-	2.1.1-0.20170519163204-f913f5f9c7c6
github.com/git-lfs/git-lfs	-	2.1.1-0.20170519163204-f913f5f9c7c6

http://blog.recurity-labs.com/2017-08-10/scm-vulns
http://www.securityfocus.com/bid/102926
https://confluence.atlassian.com/sourcetreekb/sourcetree-security-advisory-2018-01-24-942834324.html
https://github.com/git-lfs/git-lfs/commit/f913f5f9c7c6d1301785fdf9884a2942d59cdf19
https://github.com/git-lfs/git-lfs/pull/2241
https://github.com/git-lfs/git-lfs/pull/2242
https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1
https://pkg.go.dev/vuln/GO-2021-0073
https://web.archive.org/web/20200227131639/http://www.securityfocus.com/bid/102926

Vulnerability Database

CVE-2017-17831

Deep Security Visibility Without the Complexity