CVE-2024-9487 is a critical improper verification of cryptographic signature vulnerability in GitHub Enterprise Server that allowed SAML SSO authentication bypass, leading to unauthorized user provisioning and instance access. This vulnerability affects all GitHub Enterprise Server versions prior to 3.15, with fixes available in versions 3.11.16, 3.12.10, 3.13.5, and 3.14.2. With a CVSS score of 9.1 (CRITICAL), it has a network attack vector, low attack complexity, and high impact on confidentiality and integrity, requiring enabled encrypted assertions and a signed SAML response. While not listed in CISA KEV, Nuclei templates exist for exploitation, and it has garnered significant community discussion and media coverage, indicating high awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.11.16CPE matchmatch criteria | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.12.0, < 3.12.10CPE matchmatch criteria | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.13.0, < 3.13.5CPE matchmatch criteria | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.14.0, < 3.14.2CPE matchmatch criteria | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* | ||
>= 3.11.0, <= 3.11.15CPE match | cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:C/RE:M/U:Red
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.