Vulnerability Intelligence Report
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 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.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:72.71%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
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Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| f5 | big-ip_access_policy_manager | all |
| f5 | big-ip_advanced_firewall_manager | all |
| f5 | big-ip_advanced_web_application_firewall | all |
| f5 | big-ip_analytics | all |
| f5 | big-ip_application_acceleration_manager | all |
| f5 | big-ip_application_security_manager | all |
| f5 | big-ip_ddos_hybrid_defender | all |
| f5 | big-ip_domain_name_system | all |
| f5 | big-ip_fraud_protection_service | all |
| f5 | big-ip_global_traffic_manager | all |
| f5 | big-ip_link_controller | all |
| f5 | big-ip_local_traffic_manager | all |
| f5 | big-ip_policy_enforcement_manager | all |
| f5 | ssl_orchestrator | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
72.711%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | F5, Inc. · Vendor · USA |
| Reserved | 2021-01-06T00:00:00 |
| Published | 2021-03-31T16:47:05 |
| Last Updated | 2024-08-03T18:58:26 |
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