Path Traversal in F5 Big-Ip Access Policy Manager
CVE-2021-23043
On BIG-IP, on all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x, a directory traversal vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to access arbitrary files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.020 (79.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- F5 Big-Ip Access Policy Manager
- F5 Big-Ip Advanced Firewall Manager
- F5 Big-Ip Analytics
- F5 Big-Ip Application Acceleration Manager
- F5 Big-Ip Application Security Manager
- F5 Big-Ip Domain Name System
- F5 Big-Ip Fraud Protection Service
- F5 Big-Ip Global Traffic Manager
- F5 Big-Ip Link Controller
- F5 Big-Ip Local Traffic Manager
Weakness classification (CWE)
References
- support.f5.com/csp/article/K63163637 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-23043?
- CVE-2021-23043 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Path Traversal. CVSS score: 6.5/10. Published 2021-09-14.
- How severe is CVE-2021-23043?
- Medium severity. CVSS v3 base score is 6.5 out of 10.