Apple Mac OS X up to 10.10.3 Font memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X 10.9.5/10.10/10.10.1/10.10.2/10.10.3. It has been rated as critical. This impacts an unknown function of the component Font Handler. This manipulation causes memory corruption. This vulnerability is registered as CVE-2015-3681. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Apple Mac OS X 10.9.5/10.10/10.10.1/10.10.2/10.10.3 (Operating System). Affected by this vulnerability is an unknown function of the component Font Handler. 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.

The weakness was published 06/30/2015 by Emil Kvarnhammar with Zero Day Initiative as HT204942 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The public release has been coordinated with Apple. This vulnerability is known as CVE-2015-3681 since 05/07/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 84488 (Mac OS X 10.10.x < 10.10.4 Multiple Vulnerabilities (GHOST) (Logjam)), 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 123680 (Apple Mac OS X v10.10.4 and Security Update 2015-005 Not Installed (APPLE-SA-2015-06-30-2)).

Upgrading to version 10.10.4 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 (104182), Tenable (84488), SecurityFocus (BID 75493†), SecurityTracker (ID 1032760†) and Vulnerability Center (SBV-50823†). Similar entries are available at VDB-75568, VDB-76185, VDB-76186 and VDB-76187. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84488
Nessus Name: Mac OS X 10.10.x < 10.10.4 Multiple Vulnerabilities (GHOST) (Logjam)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 July15
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.10.4

Timelineinfo

05/07/2015 🔍
06/30/2015 +54 days 🔍
06/30/2015 +0 days 🔍
06/30/2015 +0 days 🔍
06/30/2015 +0 days 🔍
07/01/2015 +1 days 🔍
07/01/2015 +0 days 🔍
07/02/2015 +1 days 🔍
07/02/2015 +0 days 🔍
05/22/2022 +2516 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT204942
Researcher: Emil Kvarnhammar
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2015-3681 (🔍)
GCVE (CVE): GCVE-0-2015-3681
GCVE (VulDB): GCVE-100-76195
X-Force: 104182 - Apple Mac OS X code execution
SecurityFocus: 75493 - Apple Mac OS X Prior to 10.10.4 Multiple Security Vulnerabilities
SecurityTracker: 1032760 - Apple OS X Multiple Flaws Let Remote Users Execute Arbitrary Code and Local Users Gain Elevated Privileges
Vulnerability Center: 50823 - Apple MacOS X 10.10 through 10.10.3 Remote DoS or Code Execution in ATS via a Crafted Font File - CVE-2015-3681, Medium

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

Entryinfo

Created: 07/02/2015 10:33
Updated: 05/22/2022 15:52
Changes: 07/02/2015 10:33 (75), 07/02/2017 12:11 (9), 05/22/2022 15:45 (3), 05/22/2022 15:52 (1)
Complete: 🔍
Cache ID: 216::103

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