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Fencer Intel
critical 9.8

CVE-2014-9390 in the critical feed json

JGit Improper Input Validation vulnerability

published 6y ago modified 4mo ago also GHSA-6vvc-c2m3-cjf3 , PYSEC-2020-217 , EUVD-2020-0110

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
75.6%
EPSS 75.6% chance of exploitation in 30 days, percentile 99.5%
public exploits
1
Metasploit

Summary

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.

Patch / fix

  • maven org.eclipse.jgit:org.eclipse.jgit 3.5.3
  • pypi mercurial 3.2.3
  • git-scm git 1.8.5.6, 1.9.5, 2.0.5, 2.1.4, 2.2.1
  • mercurial mercurial 3.2.3
  • eclipse egit 08-12-2014
  • eclipse jgit 3.4.2, 3.5.3
  • libgit2 libgit2 0.21.3
  • git Debian 14, Debian 13, Debian 12 1:2.1.4-1
  • jgit Debian 14, Debian 13, Debian 12 3.7.0-1
  • dulwich Debian 14, Debian 13, Debian 12 0.10.1-1
  • libgit2 Debian 14, Debian 13, Debian 12 0.21.3-1
  • mercurial Debian 14, Debian 13, Debian 12 3.1.2-2

debian advisories DEBIAN-CVE-2014-9390

  • git Ubuntu 14.04 LTS 1:1.9.1-1ubuntu0.1
  • mercurial Ubuntu 14.04 LTS 2.8.2-1ubuntu1.3

ubuntu advisories UBUNTU-CVE-2014-9390

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • git openSUSE Tumbleweed 2.11.0-1.1

opensuse advisories openSUSE-SU-2024:10099-1

Is CVE-2014-9390 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9390 updated cvss 4.0

git: arbitrary command execution vulnerability on case-insensitive file systems

  • Red Hat Enterprise Linux 6 git, gitk, gitweb, git-all, git-cvs, git-gui, +6 more Red Hat Enterprise Linux 7 git, gitk, git-hg, git-p4, gitweb, git-all, +12 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit exploit/multi/http/git_client_command_exec)
  2. Published

Exploit prediction

75.60% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.eclipse.jgit:org.eclipse.jgit
<3.5.3
3.5.3
pypi mercurial
<3.2.3
3.2.3

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.