CVE-2023-23761CWE-287

Improper authentication vulnerability in GitHub Enterprise Server leading to modification of secret gists

High · published April 7, 2023

CVSS v3.1
7.7
EPSS
0%
Percentile
39.1
In the wild
Unconfirmed
What it is

An improper authentication vulnerability was identified in GitHub Enterprise Server that allowed an unauthorized actor to modify other users' secret gists by authenticating through an SSH certificate authority. To do so, a user had to know the secret gist's URL. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.9 and was fixed in versions 3.4.18, 3.5.15, 3.6.11, 3.7.8, and 3.8.1. This vulnerability was reported via the GitHub Bug Bounty program.

The record
Technical detail
CVSS v3.1
7.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00462 · 39.1th percentile
Weakness
CWE-287 · Improper Authentication
Published
2023-04-07T18:41Z
EPSS history
Timeline
  • 07 APR 18:41Z
    Improper authentication vulnerability in GitHub Enterprise Server leading to modification of secret gists
    cvelistv5