CVE-2014-9938
First published: Mon Mar 20 2017(Updated: )
contrib/completion/git-prompt.sh in Git before 1.9.3 does not sanitize branch names in the PS1 variable, allowing a malicious repository to cause code execution.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/git | <1.9.3 | 1.9.3 |
| Git Git-shell | <1.9.3 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2017:2004
- https://github.com/git/git/commit/8976500cbbb13270398d3b3e07a17b8cc7bff43f
- https://github.com/njhartwell/pw3nage
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1434439
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1434438
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1434440
- https://github.com/git/git/commit/1bfc51ac814125de03ddf1900245e42d6ce0d250
- https://bugzilla.redhat.com/show_bug.cgi?id=1434415
Frequently Asked Questions
What is the severity of CVE-2014-9938?
CVE-2014-9938 is considered a high severity vulnerability that allows code execution through unsanitized branch names in Git's PS1 variable.
How do I fix CVE-2014-9938?
To fix CVE-2014-9938, update Git to version 1.9.3 or later where the vulnerability has been addressed.
Which versions of Git are affected by CVE-2014-9938?
CVE-2014-9938 affects Git versions prior to 1.9.3.
What is the impact of CVE-2014-9938?
The impact of CVE-2014-9938 can lead to remote code execution if a user interacts with a malicious repository.
Can CVE-2014-9938 be exploited by a local user?
Yes, CVE-2014-9938 can be exploited by a local user who can execute commands within a Git environment with untrusted branches.
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