Vulnerability Details CVE-2007-4657
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.019
EPSS Ranking 82.5%
CVSS Severity
CVSS v2 Score 7.5
Products affected by CVE-2007-4657
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cpe:2.3:o:canonical:ubuntu_linux:6.06
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cpe:2.3:o:canonical:ubuntu_linux:6.10
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cpe:2.3:o:canonical:ubuntu_linux:7.04
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cpe:2.3:o:canonical:ubuntu_linux:7.10
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cpe:2.3:o:debian:debian_linux:3.1
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cpe:2.3:o:debian:debian_linux:4.0