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CVE-2007-1521

UnknownEPSS 8.49%

Last modified

CVE-2007-1521 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 8.49% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
8.49%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
PhpPhp<= 5.2.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2007-1521?
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.
How severe is CVE-2007-1521?
Severity scoring for CVE-2007-1521 is pending analysis. The EPSS model estimates a 8.49% probability of exploitation in the next 30 days.
How do I fix CVE-2007-1521?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-1521?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST