CVE-2025-59781 is a high-severity vulnerability affecting F5 BIG-IP and BIG-IP Next CNF virtual servers when DNS caching is enabled. Undisclosed DNS queries can lead to a denial-of-service condition by significantly increasing memory resource utilization. The vulnerability has a CVSS score of 7.5, indicating a network-based attack with low complexity and high impact on availability. There is currently no public exploit code available, and the vulnerability shows minimal community discussion or media coverage, suggesting it is not actively exploited.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 15.1.0, < 15.1.10.8CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* | ||
>= 15.1.0, < 15.1.10.8CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* | ||
>= 15.1.0, < 15.1.10.8CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* | ||
>= 15.1.0, < 15.1.10.8CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* | ||
>= 15.1.0, < 15.1.10.8CPE matchmatch criteria | cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.