PT-2022-18090 · F5 · F5 Big-Ip

Published 2022-05-05 · Updated 2022-05-12 · CVE-2022-26835

Positive Technologies (AI Summary)

CVSS v3.1

4.9

Medium

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 16.1.2.2 F5 BIG-IP versions prior to 15.1.5.1 F5 BIG-IP versions prior to 14.1.4.6 F5 BIG-IP versions prior to 13.1.5 F5 BIG-IP versions 12.1.x and 11.6.x

Description 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.

Recommendations For F5 BIG-IP versions prior to 16.1.2.2, update to version 16.1.2.2 or later. For F5 BIG-IP versions prior to 15.1.5.1, update to version 15.1.5.1 or later. For F5 BIG-IP versions prior to 14.1.4.6, update to version 14.1.4.6 or later. For F5 BIG-IP versions prior to 13.1.5, update to version 13.1.5 or later. For F5 BIG-IP versions 12.1.x and 11.6.x, consider disabling the vulnerable iControl REST endpoints and TMOS Shell (tmsh) commands as a temporary workaround, as these versions have reached End of Technical Support (EoTS).

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2022-26835

Affected Products

F5 Big-Ip

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2022-26835 · Security Note
• https://support.f5.com/csp/article/K53197140 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-26835 · Vendor Advisory
• https://t.me/cibsecurity/42016 · Telegram Post