Vulnerability · Published Feb 5, 2025 · Assigned by f5

CVE-2025-21091BIG-IP SNMP vulnerability

High 7.5

In plain English

A high-severity memory leak in BIG-IP from F5. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 39% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.5%top 60.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

When SNMP v1 or v2c are disabled on the BIG-IP, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products (as reported)

Vendor	Product	Versions
F5	BIG-IP	17.1.0 – before 17.1.216.1.0 – before 15.1.0 – before

Weakness: CWE-401 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://my.f5.com/manage/s/article/K000140933 vendor-advisory