Arbitrary file upload in F5 Big-Ip Advanced Web Application Firewall
CVE-2022-23026
On BIG-IP ASM & Advanced WAF version 16.1.x before 16.1.2, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.5, and all versions of 13.1.x and 12.1.x, an authenticated user with low privileges, such as a guest, can upload data using an undisclosed REST endpoint causing an increase in disk resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.007 (52.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- F5 Big-Ip Advanced Web Application Firewall
- F5 Big-Ip Application Acceleration Manager
- Big-Ip Asm & Advanced Waf — versions 16.1.x before 16.1.2, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.5, and all versions of 13.1.x and 12.1.x
Weakness classification (CWE)
References
- support.f5.com/csp/article/K08402414 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-23026?
- CVE-2022-23026 is a medium-severity vulnerability in F5 Big-Ip Advanced Web Application Firewall, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2022-01-25.
- How severe is CVE-2022-23026?
- Medium severity. CVSS v3 base score is 4.3 out of 10.