Vulnerability · Published Aug 4, 2022 · Assigned by f5

CVE-2022-35236HTTP2 profile vulnerability CVE-2022-35236

High 7.5

In plain English

A high-severity uncontrolled resource consumption 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 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.8%top 43.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when an HTTP2 profile is configured on a virtual server, undisclosed traffic 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)

VendorProductVersions
F5 BIG-IP 14.1.x – before 14.1.515.1.x – before 15.1.6.116.1.x – before 16.1.2.2

Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References