CVE-2017-17831 Information

Description

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

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/pull/2242 https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1 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.

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8