CVE-2007-1453

Public Exploit

Description

Buffer underflow in the PHP_FILTER_TRIM_DEFAULT macro in the filtering extension (ext/filter) in PHP 5.2.0 allows context-dependent attackers to execute arbitrary code by calling filter_var with certain modes such as FILTER_VALIDATE_INT, which causes filter to write a null byte in whitespace that precedes the buffer.

7.5

CVSS

Severity: High

CVSS 2.0 •

EPSS 1.55% Top 20%

Vendor Advisory debian.org Vendor Advisory novell.com

Affected: n/a n/a

References

Link	Tags
http://secunia.com/advisories/25056	third party advisory
http://www.debian.org/security/2007/dsa-1283	vendor advisory
http://www.php.net/releases/5_2_1.php
http://www.securityfocus.com/bid/22922	vdb entry exploit
http://www.php-security.org/MOPB/MOPB-19-2007.html
http://secunia.com/advisories/25062	third party advisory
http://www.novell.com/linux/security/advisories/2007_32_php.html	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2007-1453?: CVE-2007-1453 has been scored as a high severity vulnerability.
How to fix CVE-2007-1453?: To fix CVE-2007-1453, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-1453 being actively exploited in the wild?: It is possible that CVE-2007-1453 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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