Path traversal in BIG-IP - CVE-2021-23043
Published: August 30, 2021
Vulnerability identifier: #VU56155
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-23043
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the TMUI/Configuration utility. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.
Affected software
BIG-IP
How to mitigate CVE-2021-23043
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.