Path Traversal in F5 Big-Ip
CVE-2022-26835
On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, directory traversal vulnerabilities exist in undisclosed iControl REST endpoints and TMOS Shell (tmsh) commands in F5 BIG-IP Guided Configuration, which may allow an authenticated attacker with at least resource administrator role privileges to read arbitrary files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.018 (76.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
Affected products
- F5 Big-ip — versions 12.1.x, 11.6.x, 17.0.0
- F5 Big-ip_access_policy_manager — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_advanced_firewall_manager — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_analytics — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_application_acceleration_manager — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_application_security_manager — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_domain_name_system — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_fraud_protection_service — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_global_traffic_manager — versions 11.6.1, 11.6.2, 11.6.3
- F5 Big-ip_link_controller — versions 11.6.1, 11.6.2, 11.6.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- f5sirt@f5.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-26835?
- CVE-2022-26835 is a medium-severity vulnerability in F5 Big-Ip, classified under Path Traversal. CVSS score: 4.9/10. Published 2022-05-05.
- How severe is CVE-2022-26835?
- Medium severity. CVSS v3 base score is 4.9 out of 10.
- Is CVE-2022-26835 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.