Vulnerability CVE-2014-4049

Vulnerability CVE-2014-4049

Published: 2014-06-18 Modified: 2014-06-19

Description:

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.

See advisories in our WLB2 database:

	Topic	Author	Date
High	PHP 5.6 heap-based buffer overflow in DNS TXT record parsing	Stefan Esser	12.06.2014

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:H/Au:N/C:P/I:P/A:P)

CVSS Base Score	Impact Subscore	Exploitability Subscore
5.1/10	6.4/10	4.9/10

Exploit range	Attack complexity	Authentication
Remote	High	No required
Confidentiality impact	Integrity impact	Availability impact
Partial	Partial	Partial

Affected software
PHP -> PHP
Opensuse -> Opensuse
Novell -> Opensuse

References:

http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2014-07/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2014-07/msg00002.html

http://lists.opensuse.org/opensuse-updates/2014-06/msg00051.html

http://lists.opensuse.org/opensuse-updates/2014-07/msg00032.html

http://marc.info/?l=bugtraq&m=141017844705317&w=2

http://rhn.redhat.com/errata/RHSA-2014-1765.html

http://rhn.redhat.com/errata/RHSA-2014-1766.html

http://secunia.com/advisories/59329

http://secunia.com/advisories/59418

http://secunia.com/advisories/59496

http://secunia.com/advisories/59513

http://secunia.com/advisories/60998

http://support.apple.com/kb/HT6443

http://www-01.ibm.com/support/docview.wss?uid=swg21683486

http://www.debian.org/security/2014/dsa-2961

http://www.openwall.com/lists/oss-security/2014/06/13/4

http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html

http://www.securityfocus.com/bid/68007

http://www.securitytracker.com/id/1030435

https://bugzilla.redhat.com/show_bug.cgi?id=1108447

https://github.com/php/php-src/commit/b34d7849ed90ced9345f8ea1c59bc8d101c18468

https://support.apple.com/HT204659

Vulnerability CVE-2014-4049

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.

See advisories in our WLB2 database:

High

PHP 5.6 heap-based buffer overflow in DNS TXT record parsing

CWE-119

CVSS2 => (AV:N/AC:H/Au:N/C:P/I:P/A:P)

5.1/10

6.4/10

4.9/10

Remote

High

No required

Partial

Partial

Partial

Affected software

References: