Vulnerability Description
Double free vulnerability in PHP before 4.4.7, and 5.x before 5.2.2, allows context-dependent attackers to execute arbitrary code by interrupting the session_regenerate_id function, as demonstrated by calling a userspace error handler or triggering a memory limit violation.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | <= 5.2.1 |
References
- http://docs.info.apple.com/article.html?artnum=306172
- http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html
- http://secunia.com/advisories/24505Vendor Advisory
- http://secunia.com/advisories/25025Vendor Advisory
- http://secunia.com/advisories/25056
- http://secunia.com/advisories/25057Vendor Advisory
- http://secunia.com/advisories/25062Vendor Advisory
- http://secunia.com/advisories/25445
- http://secunia.com/advisories/26235
- http://security.gentoo.org/glsa/glsa-200705-19.xml
- http://us2.php.net/releases/4_4_7.php
- http://us2.php.net/releases/5_2_2.php
- http://www.debian.org/security/2007/dsa-1282
- http://www.debian.org/security/2007/dsa-1283
- http://www.novell.com/linux/security/advisories/2007_32_php.html
FAQ
What is CVE-2007-1521?
CVE-2007-1521 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Double free vulnerability in PHP before 4.4.7, and 5.x before 5.2.2, allows context-dependent attackers to execute arbitrary code by interrupting the session_regenerate_id function, as demonstrated by...
How severe is CVE-2007-1521?
CVE-2007-1521 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-1521?
Check the references section above for vendor advisories and patch information. Affected products include: Php Php.