CVE-2015-4644 Detail

Current Description

The php_pgsql_meta_data function in pgsql.c in the PostgreSQL (aka pgsql) extension in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 does not validate token extraction for table names, which might allow remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted name. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1352.


View Analysis Description

Evaluator Description

CWE-476: NULL Pointer Dereference

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.php.net/?p=php-src.git;a=commit;h=2cc4e69cc6d8dbc4b3568ad3dd583324a7c11d64
http://openwall.com/lists/oss-security/2015/06/18/6
http://php.net/ChangeLog-5.php
http://rhn.redhat.com/errata/RHSA-2015-1186.html
http://rhn.redhat.com/errata/RHSA-2015-1187.html
http://www.debian.org/security/2015/dsa-3344
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.securityfocus.com/bid/75292
http://www.securitytracker.com/id/1032709
https://bugs.php.net/bug.php?id=69667
https://security.gentoo.org/glsa/201606-10

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

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Change History

11 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-4644
NVD Published Date:
05/16/2016
NVD Last Modified:
04/22/2019
Source:
MITRE