Apple Mac OS X up to 10.4.1 vpnd Server_id infinite loop

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Apple Mac OS X up to 10.4.1 (Operating System). This issue affects an unknown code block of the component vpnd. The manipulation of the argument Server_id with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The php_handle_iff function in image.c for PHP 4.2.2, 4.3.9, 4.3.10 and 5.0.3, as reachable by the getimagesize PHP function, allows remote attackers to cause a denial of service (infinite loop) via a -8 size value.

The bug was discovered 02/23/2005. The weakness was shared 06/09/2005 with Apple (Website). It is possible to read the advisory at docs.info.apple.com. The identification of this vulnerability is CVE-2005-0524 since 02/23/2005. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 37 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 18437 (Mac OS X Multiple Vulnerabilities (Security Update 2005-006)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 117972 (CentOS Security Update for PHP (CESA-2005:405)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at apple.com.

The vulnerability is also documented in the databases at X-Force (19920), Tenable (18437), SecurityFocus (BID 12962†), OSVDB (15183†) and Secunia (SA15481†). The entries VDB-1320, VDB-1318, VDB-1319 and VDB-1554 are related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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CVSSv2info

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Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 18437
Nessus Name: Mac OS X Multiple Vulnerabilities (Security Update 2005-006)
Nessus File: 🔍
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OpenVAS ID: 54917
OpenVAS Name: Gentoo Security Advisory GLSA 200504-15 (PHP)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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0-Day Time: 🔍

Patch: apple.com

Timelineinfo

02/23/2005 🔍
02/23/2005 +0 days 🔍
03/31/2005 +36 days 🔍
04/01/2005 +1 days 🔍
04/01/2005 +0 days 🔍
04/01/2005 +0 days 🔍
04/04/2005 +2 days 🔍
05/02/2005 +28 days 🔍
06/08/2005 +37 days 🔍
06/09/2005 +1 days 🔍
06/09/2005 +0 days 🔍
06/14/2005 +5 days 🔍
03/11/2021 +5749 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: docs.info.apple.com⛔
Researcher: http://www.apple.com
Organization: Apple
Status: Confirmed

CVE: CVE-2005-0524 (🔍)
OVAL: 🔍

X-Force: 19920
SecurityFocus: 12962 - PHP Group PHP Image File Format Remote Denial Of Service Vulnerability
Secunia: 15481 - Mac OS X Security Update Fixes Multiple Vulnerabilities, Highly Critical
OSVDB: 15183 - PHP getimagesize() php_handle_iff() Function DoS
SecurityTracker: 1013619 - PHP Infinite Loops in getimagesize() Lets Users Deny Service
Vulnerability Center: 7494 - DoS in PHP 4.2.2, 4.3.9, 4.3.10, 5.0.3 via getimagesize() PHP Routine, Medium
Vupen: ADV-2005-0305

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 06/14/2005 12:58 PM
Updated: 03/11/2021 03:29 PM
Changes: 06/14/2005 12:58 PM (81), 06/08/2017 11:45 PM (11), 03/11/2021 03:22 PM (8), 03/11/2021 03:29 PM (1)
Complete: 🔍
Cache ID: 18:B14:40

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