High severity · published Jun 10, 2021
CVE-2021-23023
On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, a DLL hijacking issue exists in cachecleaner.dll included in the BIG-IP Edge Client Windows Installer
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, a DLL hijacking issue exists in cachecleaner.dll included in the BIG-IP Edge Client Windows Installer. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% 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
7.1.6 through 7.1.9.9; 7.2.1 before 7.2.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23023
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23023
Vendor Advisory
https://support.f5.com/csp/article/K33757590
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