CVE-2023-23765 Incorrect comparison vulnerability in GitHub Enterprise Server leading to commit smuggling

Medium 4.8 Published Updated

Attackers with write access can smuggle commits by exploiting incorrect comparison logic, causing misleading diffs in reopened pull requests.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-23765?

CVE-2023-23765 is a medium-severity vulnerability in Github Enterprise Server, published on 30 Aug 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

An incorrect comparison vulnerability was identified in GitHub Enterprise Server that allowed commit smuggling by displaying an incorrect diff in a re-opened Pull Request. To exploit this vulnerability, an attacker would need write access to the repository. This vulnerability was reported via the GitHub Bug Bounty Program https://bounty.github.com/ .

Weakness: CWE-697

Which versions are affected by CVE-2023-23765?

It affects 1 product.

Products include Github Enterprise Server.

How do I fix CVE-2023-23765?

No fix has been published for CVE-2023-23765 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-23765 being exploited?

There is no known exploitation of CVE-2023-23765 in the wild and no public exploit code.

All Github Enterprise Server vulnerabilities

Sources

Also known as GHSA-wj8c-rxgm-9jcm.

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