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High severity · published Dec 21, 2023
CVE-2023-6847
An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed a bypass of Private Mode by using a specially crafted API request
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Enterprise Server · Github
3.9.0 before 3.9.7; 3.10.0 before 3.10.4; 3.11.0 · source: NVD
Affected product
ES
Enterprise Server
Github
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6847
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6847
Release Notes
https://docs.github.com/en/enterprise-server@3.10/admin/release-notes#3.10.4
Release Notes
https://docs.github.com/en/enterprise-server@3.11/admin/release-notes#3.11.1
Release Notes
https://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.7
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