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Last updated: 8/27/2014 9:02:08 PM

CVE Publication rate: 13.87

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Vulnerability Summary for CVE-2014-4049

Original release date: 06/18/2014
Last revised: 07/17/2014
Source: US-CERT/NIST

Overview

Heap-based buffer overflow in the php_parserr function in ext/standard/dns.c in PHP 5.6.0beta4 and earlier allows remote servers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted DNS TXT record, related to the dns_get_record function.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.1 (MEDIUM) (AV:N/AC:H/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 4.9
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

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External Source: SECUNIA
Name: 59270
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=1108447
External Source: DEBIAN
Name: DSA-2961
External Source: SUSE
Name: SUSE-SU-2014:0869
External Source: MLIST
Name: [oss-security] 20140613 Re: CVE request: PHP heap-based buffer overflow in DNS TXT record parsing
External Source: CONFIRM
Name: https://github.com/php/php-src/commit/b34d7849ed90ced9345f8ea1c59bc8d101c18468
Type: Patch Information
External Source: SUSE
Name: SUSE-SU-2014:0868
External Source: SECUNIA
Name: 59652

Technical Details

Vulnerability Type (View All)