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VULNERABILITIES

CVE-2007-1522 Details

Description

Double free vulnerability in the session extension in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to execute arbitrary code via illegal characters in a session identifier, which is rejected by an internal session storage module, which calls the session identifier generator with an improper environment, leading to code execution when the generator is interrupted, as demonstrated by triggering a memory limit violation or certain PHP errors.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-OtherWeakness Not in a Standard CWE Category[email protected]

Affected Products

ProductVersions
php php
5.2.0
5.2.1

CPE

  • cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes


QUICK INFO

CVE Dictionary Entry:
CVE-2007-1522
NVD Published Date:
Mar 20, 2007
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]
CVE-2007-1522 Details - Not Deferred