CVE-2020-5913 describes a critical vulnerability in F5 BIG-IP Client or Server SSL profiles across multiple versions, where the system fails to properly validate certificate revocation lists (CRLs). This oversight allows revoked certificates to be accepted, potentially enabling man-in-the-middle (MITM) attacks on SSL/TLS connections. Rated with a CVSS score of 7.4 (High), the vulnerability is network-exploitable with high impact on confidentiality and integrity, though it requires high attack complexity. Despite its severity, there is currently no public exploit code available, nor is it listed on the CISA KEV catalog, indicating no active exploitation. Community discussion and media coverage are also minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 11.6.1, < 11.6.5CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 12.1.0, < 12.1.5.2CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 13.1.0, < 13.1.3CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 14.1.0, < 14.1.2-0.89.37CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 14.1.2.1, < 14.1.2.5CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.