CVE-2017-18365 is a critical deserialization vulnerability affecting GitHub Enterprise 2.8.x before 2.8.7. It allows unauthenticated remote attackers to execute arbitrary code due to a hardcoded, publicly known enterprise session secret used for signing cookies. This vulnerability carries a CVSS score of 9.8 (CRITICAL), indicating a severe risk with no user interaction required and full impact on confidentiality, integrity, and availability. While not listed in CISA KEV, exploit modules are publicly available in Metasploit, and it has garnered significant community discussion, suggesting a high potential for exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.8.0, < 2.8.7CPE matchmatch criteria | cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:* | ||
2.8.7CPE matchmatch criteria | cpe:2.3:a:github:github:2.8.7:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
No media coverage found for this CVE.
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.