Access control flaw in F5 BIG-IP
Priority MEDIUM 41CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
In F5 BIG-IP 12.0.0 through 12.1.2, an authenticated attacker may be able to cause an escalation of privileges through a crafted iControl REST connection.
Why it matters now
EPSS 0.01514 74th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| F5 | BIG-IP | 12.0.0 - 12.1.2 | — | No fix listed | CNA |
- BIG-IP VendorF5 Affected 12.0.0 - 12.1.2 Fixed in — No fix listed CNA
CPE configurations NVD · 40
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:f5:big-ip_local_traffic_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
- cpe:2.3:a:f5:big-ip_local_traffic_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
Show 30 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_analytics:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_analytics:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_analytics:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_analytics:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_access_policy_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_security_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_security_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_security_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_application_security_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_domain_name_system:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_domain_name_system:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_domain_name_system:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_domain_name_system:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_link_controller:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_link_controller:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_link_controller:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_link_controller:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_websafe:12.0.0:*:*:*:*:*:*:* | 12.0.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_websafe:12.1.0:*:*:*:*:*:*:* | 12.1.0 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_websafe:12.1.1:*:*:*:*:*:*:* | 12.1.1 | Vulnerable | F5 |
| cpe:2.3:a:f5:big-ip_websafe:12.1.2:*:*:*:*:*:*:* | 12.1.2 | Vulnerable | F5 |
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_analytics:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_analytics:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_analytics:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_analytics:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_access_policy_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_security_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_security_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_security_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_application_security_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_domain_name_system:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_domain_name_system:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_domain_name_system:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_domain_name_system:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_link_controller:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_link_controller:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_link_controller:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_link_controller:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_websafe:12.0.0:*:*:*:*:*:*:* Versions 12.0.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_websafe:12.1.0:*:*:*:*:*:*:* Versions 12.1.0 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_websafe:12.1.1:*:*:*:*:*:*:* Versions 12.1.1 Vulnerable ·F5
- cpe:2.3:a:f5:big-ip_websafe:12.1.2:*:*:*:*:*:*:* Versions 12.1.2 Vulnerable ·F5
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9251
- 2026-10-03 Alias added: GHSA-mv3p-pp74-f2c4
References
More F5 Big-ip Access Policy Manager vulnerabilities
- TI-2023-25230 BIG-IP Configuration utility unauthenticated remote code execution vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2022-01269 Missing authentication in F5 BIG-IP KEVCVSS 3.1CRITICAL 9.8
- TI-2021-05850 Memory corruption in BIG-IP KEVCVSS 3.1CRITICAL 9.8
- TI-2021-05845 Server-side request forgery in BIG-IP; BIG-IQ KEVCVSS 3.1CRITICAL 9.8
- TI-2020-04820 Path traversal in BIG-IP KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2016-9251 · CVE Program
- CVE-2016-9251 · NVD
- FIRST EPSS
- GHSA-mv3p-pp74-f2c4 · GitHub Advisory Database · CC BY 4.0
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