CVE-2014-9390 Information

Description

Git before 1.8.5.6 1.9.x before 1.9.5 2.0.x before 2.0.5 2.1.x before 2.1.4 and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before 3.2.3 on Windows and OS X; Apple Xcode before 6.2 beta 3; mine all versions before 08-12-2014; libgit2 all versions up to 0.21.2; Egit all versions before 08-12-2014; and JGit all versions before 08-12-2014 allow remote Git servers to execute arbitrary commands via a tree containing a crafted .git/config file with (1) an ignorable Unicode codepoint (2) a git~1/config representation or (3) mixed case that is improperly handled on a case-insensitive filesystem.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://article.gmane.org/gmane.linux.kernel/1853266 http://git-blame.blogspot.com/2014/12/git-1856-195-205-214-and-221-and.html http://mercurial.selenic.com/wiki/WhatsNew http://securitytracker.com/id?1031404 http://support.apple.com/kb/HT204147 https://github.com/blog/1938-git-client-vulnerability-announced https://github.com/libgit2/libgit2/commit/928429c5c96a701bcbcafacb2421a82602b36915 https://libgit2.org/security/ https://news.ycombinator.com/item?id=8769667

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8