#VU110426 Input validation error in PHP - CVE-2007-1711

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Main Vulnerability Database Vulnerabilities #VU110426

#VU110426 Input validation error in PHP - CVE-2007-1711

Published: October 16, 2018 / Updated: June 13, 2025


Vulnerability identifier: #VU110426
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2007-1711
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
PHP
Software vendor:
PHP Group

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Double free vulnerability in the unserializer in PHP 4.4.5 and 4.4.6 allows context-dependent attackers to execute arbitrary code by overwriting variables pointing to (1) the GLOBALS array or (2) the session data in _SESSION. NOTE: this issue was introduced when attempting to patch CVE-2007-1701 (MOPB-31-2007).


Remediation

Install update from vendor's website.

External links