CVE-2021-22985 — Uncontrolled Resource Consumption in F5 Big-ip Application Security Manager

CWE-400 — Uncontrolled Resource Consumption4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 30.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
F5 Big-ip Application Security ManagerF5 Big-ip APM
Timeline
PublishedFeb 12
Latest updateMay 24

Description

On BIG-IP APM version 16.0.x before 16.0.1.1, under certain conditions, when processing VPN traffic with APM, TMM consumes excessive memory. A malicious, authenticated VPN user may abuse this to perform a DoS attack against the APM. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDf5/big-ip_application_security_manager11.6.1 — 11.6.5.2+5
▶CVEListV5f5/big-ip_apm16.0.x before 16.0.1.1

🔴Vulnerability Details

2
GHSA
GHSA-fj8x-2c72-3h8w: On BIG-IP APM version 16↗2022-05-24
▶
CVEList
CVE-2021-22985: On BIG-IP APM version 16↗2021-02-12
▶

📋Vendor Advisories

1
F5
CVE-2021-22985: On BIG-IP APM version 16↗2021-02-12
▶
CVE-2021-22985 — Uncontrolled Resource Consumption | cvebase