Deserialization of Untrusted Data in TYPO3 - #VU23641
Published: December 17, 2019
Vulnerability identifier: #VU23641
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-502
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 insecure input validation when processing serialized data in classes "QueryGenerator" and "QueryView". A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
TYPO3
Remediation
Install updates from vendor's website.
TYPO3 - addressed in versions 8.7.30, 9.5.12, 10.2.2