What is the severity of CVE-2023-6847?

CVE-2023-6847 is classified as a high severity vulnerability due to its impact on authentication and access control.

How do I fix CVE-2023-6847?

To remediate CVE-2023-6847, upgrade GitHub Enterprise Server to version 3.9.7, 3.10.4, or 3.11.1 as applicable.

What systems are affected by CVE-2023-6847?

CVE-2023-6847 affects GitHub Enterprise Server versions 3.9.0 to 3.9.7, 3.10.0 to 3.10.4, and the exact version 3.11.0.

Can CVE-2023-6847 be exploited remotely?

Yes, CVE-2023-6847 can be exploited remotely if an attacker has network access to the GitHub Enterprise Server appliance.

What is the attack vector for CVE-2023-6847?

The attack vector for CVE-2023-6847 involves sending specially crafted API requests to bypass Private Mode.

Vulnerability/
CVE-2023-6847

high

7.5

CWE

287

EPSS

0.055%

21/12/2023

2/8/2024

CVE-2023-6847: Improper Authentication in GitHub Enterprise Server leading to Authentication Bypass for Public Repository Data

First published: Thu Dec 21 2023(Updated: )

An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed a bypass of Private Mode by using a specially crafted API request. To exploit this vulnerability, an attacker would need network access to the Enterprise Server appliance configured in Private Mode. This vulnerability affected all versions of GitHub Enterprise Server since 3.9 and was fixed in version 3.9.7, 3.10.4, and 3.11.1. This vulnerability was reported via the GitHub Bug Bounty program.

Credit: product-cna@github.com

Affected Software	Affected Version	How to fix
GitHub Enterprise Server	>=3.9.0<3.9.7
GitHub Enterprise Server	>=3.10.0<3.10.4
GitHub Enterprise Server	=3.11.0

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Frequently Asked Questions

What is the severity of CVE-2023-6847?
CVE-2023-6847 is classified as a high severity vulnerability due to its impact on authentication and access control.
How do I fix CVE-2023-6847?
To remediate CVE-2023-6847, upgrade GitHub Enterprise Server to version 3.9.7, 3.10.4, or 3.11.1 as applicable.
What systems are affected by CVE-2023-6847?
CVE-2023-6847 affects GitHub Enterprise Server versions 3.9.0 to 3.9.7, 3.10.0 to 3.10.4, and the exact version 3.11.0.
Can CVE-2023-6847 be exploited remotely?
Yes, CVE-2023-6847 can be exploited remotely if an attacker has network access to the GitHub Enterprise Server appliance.
What is the attack vector for CVE-2023-6847?
The attack vector for CVE-2023-6847 involves sending specially crafted API requests to bypass Private Mode.

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vendor/github
canonical/github enterprise server
version/github enterprise server/3.9.0
version/github enterprise server/3.10.0
version/github enterprise server/3.11.0

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