Critical [CVE-2021-22992] On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before…
This critical-severity F5 advisory covers CVE-2021-22992 affecting BIG-IP, Advanced WAF, ASM.
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Summary
On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, a malicious HTTP response to an Advanced WAF/BIG-IP ASM virtual server with Login Page configured in its policy may trigger a buffer overflow, resulting in a DoS attack.
In certain situations, it may allow remote code execution (RCE), leading to complete system compromise. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
- 16.0.x
- 15.1.x
- 14.1.x
- 13.1.x
- 12.1.x
- 11.6.x
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- 16.0.1.1
- 15.1.2.1
- 14.1.4
- 13.1.3.6
- 12.1.5.3
- 11.6.5.3
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation
Upgrade to a fixed release: 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
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