Path traversal in Zope - CVE-2021-32633
Published: May 24, 2021
Vulnerability identifier: #VU53427
CSH Severity: Medium
CVSS v4: 6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-32633
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 TAL expressions. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.
Affected software
Zope
How to mitigate CVE-2021-32633
Install update from vendor's website.
Zope - addressed in versions 4.6, 5.2