VIR Vulnerability Intelligence Relay

CVE-2021-22991

unknown KEV
Published 2022-01-18 · Modified 2022-01-18
CVSS v3
—
CVSS v2
—
VIR risk
1.5

Description

The Traffic Management Microkernel of BIG-IP ASM Risk Engine has a buffer overflow vulnerability, leading to a bypassing of URL-based access controls.

CISA KEV

Vendor
F5
Product
BIG-IP Traffic Management Microkernel
Due date
2022-02-01

Predictions

Exploit likelihood
99%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-22991

Exploits

References

Verify integrity in audit chain (admin only). AS-IS.