CVE-2021-23052
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability...
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- Record
CVE-2021-23052- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
CVE ListNo score
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- Record
CVE-2021-23052- Weakness
- CWE-601
- Updated
- 2026-11-02
EUVDEUVD-2021-10170No score
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- Record
EUVD-2021-10170- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pjwq-vqfj-r3hhNo score
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability...
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- Record
GHSA-pjwq-vqfj-r3hh- Weakness
- CWE-601
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-23052 is a medium vulnerability (CVSS 6.1) in F5 Big-ip Apm, published September 14, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 48th percentile. No source names a fixed version.