Medium severity · published Sep 14, 2021
CVE-2021-23027
On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3.1, and 14.1.x before 14.1.4.3, a DOM based cross-site scripting (XSS) vulnerability exists in an undisclosed page of the…
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3.1, and 14.1.x before 14.1.4.3, a DOM based cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to execute JavaScript in the context of the currently logged-in user. 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
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BA
Big-ip Advanced Web Application Firewall · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BA
Big-ip Analytics · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BA
Big-ip Application Acceleration Manager · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BA
Big-ip Application Security Manager · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BD
Big-ip Ddos Hybrid Defender · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BD
Big-ip Domain Name System · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BF
Big-ip Fraud Protection Service · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BG
Big-ip Global Traffic Manager · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BL
Big-ip Link Controller · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
BL
Big-ip Local Traffic Manager · F5
14.1.0 through 14.1.4; 15.1.0 through 15.1.3; 16.0.0 through 16.0.1.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23027
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23027
Mitigation
https://support.f5.com/csp/article/K24301698
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