CVE-2021-22992
Reported by f5 · Published March 31, 2021
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.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| big-ip_domain_name_system | f5 | 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3 |
| big-ip_advanced_web_application_firewall | f5 | 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3 |
| ssl_orchestrator | f5 | 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3 |
| big-ip_policy_enforcement_manager | f5 | 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3 |
| big-ip_fraud_protection_service | f5 | 16.0.1.1, 15.1.2.1, 14.1.4, 13.1.3.6, 12.1.5.3, 11.6.5.3 |
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | BIG-IP Advanced WAF and BIG-IP ASM | 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, 11.6.x before 11.6.5.3 |
| n/a | BIG-IP Advanced WAF and BIG-IP ASM | 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, 11.6.x before 11.6.5.3 |
Timeline
- Mar 11, 2021 CVE Published
- Mar 11, 2021 PoC Published (17 in total, the first dated here)
- Apr 14, 2021 EPSS Score (30 in total, the first dated here)
- Nov 21, 2024 CVE Updated
- Apr 4, 2026 Security Advisory (11 in total, the first dated here)
- Aug 25, 2026 Coalition ESS Score
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2021-22992
vulnetix vdb fixes CVE-2021-22992Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2021-22992/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart