BIG-IP APM
At a glance
- Source
- NVD
- EPSS
- EPSS 1.33 % · percentile 71 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- f5
- NVD status
- Modified
Description
On version 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x., BIG-IP APM AD (Active Directory) authentication can be bypassed via a spoofed AS-REP (Kerberos Authentication Service Response) response sent over a hijacked KDC (Kerberos Key Distribution Center) connection or from an AD server compromised by an attacker. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Weaknesses (CWE)
- CWE-287 — Improper Authentication
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | HIGH 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-10126
- GCVE · GCVE-0-2021-23008
CERT-FR advisories
- CERTFR-2021-AVI-327 — Multiples vulnérabilités dans F5 BIG-IP · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 11.5.2 < 11.6.5cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 12.1.0 < 12.1.5cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 13.1.0 < 13.1.3cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 14.1.0 < 14.1.3cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 15.0.0 < 15.1.2cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*≥ 16.0.0 < 16.0.1
Affected products
| Product | Versions |
|---|---|
| BIG-IP APM | affected 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x. |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |