CVE-2014-9938 Code injection in n/a

High 8.8 Published Updated

A malicious Git repository can execute arbitrary code by exploiting unsanitized branch names in the shell prompt configuration.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2014-9938?

CVE-2014-9938 is a high-severity code injection vulnerability in n/a, published on 20 Mar 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-116

Which versions are affected by CVE-2014-9938?

It affects 1 product.

Products include Git-Scm Git.

How do I fix CVE-2014-9938?

Upgrade to a fixed version.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2014-9938 being exploited?

There is no known exploitation of CVE-2014-9938 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2014-9938, GHSA-6vhm-rfmv-gf4j, UBUNTU-CVE-2014-9938, USN-3243-1.

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