Apple Mac OS X up to 10.8.3 CoreAnimation DSTCPEndpoint.cpp AllocFromProxyStruct memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

A vulnerability has been found in Apple Mac OS X up to 10.8.3 (Operating System) and classified as very critical. This vulnerability affects the function DSTCPEndpoint::AllocFromProxyStruct of the file DSTCPEndpoint.cpp of the component CoreAnimation. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Stack consumption vulnerability in CoreAnimation in Apple Mac OS X before 10.8.4 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted text glyph in a URL encountered by Safari.

The weakness was shared 06/04/2013 by David Fifield and Ben Syverson (Alex) with Zero Day Initiative as HT5784 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. The vendor cooperated in the coordination of the public release. This vulnerability was named CVE-2013-0983 since 01/10/2013. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/14/2021).

The vulnerability scanner Nessus provides a plugin with the ID 66808 (Mac OS X 10.8.x < 10.8.4 Multiple Vulnerabilities), 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 121226 (Apple Mountain Lion v10.8.4 and Security Update 2013-002 Not Installed (APPLE-SA-2013-06-04-1)).

Upgrading to version 10.8.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (84779) and Tenable (66808). The entries 8858, 8859, 8861 and 8864 are related to this item.

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 66808
Nessus Name: Mac OS X 10.8.x < 10.8.4 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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0-Day Time: 🔍
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Upgrade: Mac OS X 10.8.4

Timelineinfo

01/10/2013 🔍
06/04/2013 +145 days 🔍
06/04/2013 +0 days 🔍
06/04/2013 +0 days 🔍
06/04/2013 +0 days 🔍
06/05/2013 +1 days 🔍
06/07/2013 +2 days 🔍
06/30/2013 +23 days 🔍
05/14/2021 +2875 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT5784
Researcher: David Fifield, Ben Syverson (Alex)
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2013-0983 (🔍)
X-Force: 84779
Vulnerability Center: 40234 - Apple MacOS X 10.8 - 10.8.3 Remote Arbitrary Code Execution via a Maliciously Crafted Text Glyph in a URL, Medium
SecurityFocus: 60329 - Apple Mac OS X Security Update 2013-002 Multiple Security Vulnerabilities
Secunia: 53684 - Apple Mac OS X Multiple Vulnerabilities, Highly Critical
OSVDB: 93922

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

Entryinfo

Created: 06/07/2013 17:22
Updated: 05/14/2021 11:32
Changes: 06/07/2013 17:22 (78), 05/04/2017 10:25 (4), 05/14/2021 11:32 (2)
Complete: 🔍

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