Public Date:
646684: CVE-2010-3710 php: DoS in filter_var() via long email string

The MITRE CVE dictionary describes this issue as:

Stack consumption vulnerability in the filter_var function in PHP 5.2.x through 5.2.14 and 5.3.x through 5.3.3, when FILTER_VALIDATE_EMAIL mode is used, allows remote attackers to cause a denial of service (memory consumption and application crash) via a long e-mail address string.

Find out more about CVE-2010-3710 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the version of php packages as shipped with Red Hat Enterprise Linux 4, 5 or 6. It did affect the PHP 5.3 (php53) package on Red Hat Enterprise Linux 5.

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 5 (php53) RHSA-2011:0196 2011-02-03

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 php Not affected
Last Modified

CVE description copyright © 2017, The MITRE Corporation