Medium severity · published Sep 14, 2021
CVE-2021-23052
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
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Big-ip Access Policy Manager · F5
13.1.0 through 13.1.4; 14.1.0 before 14.1.4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23052
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23052
Vendor Advisory
https://support.f5.com/csp/article/K32734107
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