Code Injection in Zope - CVE-2021-32811
Published: August 16, 2021
Vulnerability identifier: #VU55865
CSH Severity: Medium
CVSS v4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-32811
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation within the unsafe classes in otherwise permitted modules. A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Zope
How to mitigate CVE-2021-32811
Install updates from vendor's website.
Zope - addressed in versions 4.6.3, 5.3