CVE-2013-6420

php: memory corruption in openssl_x509_parse()

Published Dec 17, 2013 CVSS 2.0 · 7.5 High EPSS 35.4% KEV · Not listed
Description
The asn1_time_to_time_t function in ext/openssl/openssl.c in PHP before 5.3.28, 5.4.x before 5.4.23, and 5.5.x before 5.5.7 does not properly parse (1) notBefore and (2) notAfter timestamps in X.509 certificates, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted certificate that is not properly handled by the openssl_x509_parse function.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2816-1 php5 security update
Ubuntu USN Ubuntu USN USN-2055-1 PHP vulnerabilities
History

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