Apple Mac OS X up to 10.11.0 FontParser Font File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple Mac OS X up to 10.11.0. Affected by this vulnerability is an unknown functionality of the component FontParser. The manipulation as part of Font File results in memory corruption. This vulnerability is cataloged as CVE-2015-7009. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Apple Mac OS X up to 10.11.0 (Operating System). Affected is an unknown code block of the component FontParser. The manipulation as part of a Font File leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 10/21/2015 by John Villamil with Yahoo Pentest Team as HT205375 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2015-7009 since 09/16/2015. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The advisory points out:

Multiple memory corruption issues existed in the handling of font files. These issues were addressed through improved bounds checking.

The vulnerability scanner Nessus provides a plugin with the ID 86654 (Mac OS X < 10.11.1 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 124182 (Apple Mac OS X Security Update 2015-007 Not Installed (APPLE-SA-2015-10-21-4)).

Upgrading to version 10.11.1 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 Tenable (86654), SecurityFocus (BID 77263†) and Vulnerability Center (SBV-53886†). The entries VDB-77709, VDB-78724, VDB-78725 and VDB-78727 are related to this item. Once again VulDB remains the best source 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: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86654
Nessus Name: Mac OS X < 10.11.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus 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 10.11.1

Timelineinfo

09/16/2015 🔍
10/21/2015 +35 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
10/23/2015 +1 days 🔍
11/19/2024 +3315 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205375
Researcher: John Villamil
Organization: Yahoo Pentest Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7009 (🔍)
GCVE (CVE): GCVE-0-2015-7009
GCVE (VulDB): GCVE-100-78804
SecurityFocus: 77263 - Apple iOS and Mac OS X Multiple Security Vulnerabilities
SecurityTracker: 1033929
Vulnerability Center: 53886 - Apple iOS <9.1 Remote Code Execution in FontParser - CVE-2015-7009, Medium

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

Entryinfo

Created: 10/22/2015 11:24
Updated: 11/19/2024 15:27
Changes: 10/22/2015 11:24 (61), 02/17/2018 09:35 (11), 06/24/2022 14:11 (4), 06/24/2022 14:16 (1), 11/19/2024 15:27 (16)
Complete: 🔍
Cache ID: 216::103

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