Apple Mac OS X up to 10.11.0 File Bookmark input validation

CVSS Meta Temp Score
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CTI Interest Score
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3.8$0-$5k0.00

A vulnerability classified as problematic was found in Apple Mac OS X up to 10.11.0 (Operating System). This vulnerability affects an unknown code of the component File Bookmark. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The File Bookmark component in Apple OS X before 10.11.1 allows local users to cause a denial of service (application crash) via crafted bookmark metadata in a folder.

The weakness was released 10/21/2015 as HT205375 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2015-6987 since 09/16/2015. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The advisory points out:

An input validation issue existed in parsing bookmark metadata. This issue was addressed through improved validation checks.

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.

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 vulnerability database at Tenable (86654). Entries connected to this vulnerability are available at 77709, 78724, 78725 and 78727.

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.8

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

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: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 October-15
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
10/23/2015 +1 days 🔍
06/24/2022 +2436 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205375
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6987 (🔍)
Vulnerability Center: 53877 - Apple MacOS X 10.11 Remote DoS via a Malformed Bookmarks Folder, High
SecurityFocus: 64048

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

Entryinfo

Created: 10/22/2015 11:32
Updated: 06/24/2022 12:52
Changes: 10/22/2015 11:32 (58), 02/17/2018 09:32 (12), 06/24/2022 12:52 (4)
Complete: 🔍

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