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CVE-2007-4657

7.5 · HIGH

Multiple integer overflows in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to obtain sensitive information (memory contents) or cause a denial of service (thread crash) via a…

Published Sep 4, 2007phpCWE-119EPSS 2.99%

Overview

CVE-2007-4657 is a high-severity vulnerability affecting php php. It was published on September 4, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Multiple integer overflows in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, allow remote attackers to obtain sensitive information (memory contents) or cause a denial of service (thread crash) via a large len value to the (1) strspn or (2) strcspn function, which triggers an out-of-bounds read. NOTE: this affects different product versions than CVE-2007-3996.

Remediation

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
phpphp>= 4.0.0, < 4.4.8Affected

References

Refsecunia.com/advisories/26642Refsecunia.com/advisories/26822Refsecunia.com/advisories/26838Refsecunia.com/advisories/27102Refsecunia.com/advisories/27377Refsecunia.com/advisories/27864Refsecunia.com/advisories/28249Refsecunia.com/advisories/28318Refsecunia.com/advisories/28936Refsecunia.com/advisories/30288

How CyberStrike helps

Frequently asked questions

What is CVE-2007-4657?

CVE-2007-4657 is a high-severity vulnerability affecting php php. It was published on September 4, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2007-4657?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-4657?

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2007-4657?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-4657 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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