Apple Mac OS X up to 10.8 syslog access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple Mac OS X up to 10.8. This affects an unknown part of the component syslog. Performing a manipulation results in access control. This vulnerability is reported as CVE-2013-5191. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple Mac OS X up to 10.8 (Operating System). This affects some unknown processing of the component syslog. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality. The summary by CVE is:

The syslog implementation in Apple Mac OS X before 10.9 allows local users to obtain sensitive information by leveraging access to the Guest account and reading console-log messages from previous Guest sessions.

The weakness was disclosed 10/22/2013 by Sven-S. Porst with earthlingsoft as APPLE-SA-2013-10-22-3 as confirmed mailinglist post (Apple Security Mailinglist). It is possible to read the advisory at lists.apple.com. The mailinglist post contains:

The console log was visible to the Guest user and contained messages from previous Guest user sessions. This issue was addressed by making the console log for Guest users visible only to administrators.

This vulnerability is uniquely identified as CVE-2013-5191 since 08/15/2013. Attacking locally is a requirement. Required for exploitation is a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 70561 (Mac OS X 10.x < 10.9 Multiple Vulnerabilities (BEAST)), 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 10.9 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 (88218), Tenable (70561), SecurityFocus (BID 63344†) and Vulnerability Center (SBV-44340†). The entries VDB-10327, VDB-10946, VDB-10932 and VDB-10931 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Operating System

Vendor

Apple

Name

Mac OS X

Version

License

commercial

Support

end of life

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 70561
Nessus Name: Mac OS X 10.x < 10.9 Multiple Vulnerabilities (BEAST)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Mac OS X 10.9

Timelineinfo

08/15/2013 🔍
10/22/2013 +68 days 🔍
10/22/2013 +0 days 🔍
10/22/2013 +0 days 🔍
10/22/2013 +0 days 🔍
10/23/2013 +1 days 🔍
10/23/2013 +0 days 🔍
04/30/2014 +189 days 🔍
06/01/2021 +2589 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2013-10-22-3
Researcher: Sven-S. Porst
Organization: earthlingsoft
Status: Confirmed

CVE: CVE-2013-5191 (🔍)
GCVE (CVE): GCVE-0-2013-5191
GCVE (VulDB): GCVE-100-10947
X-Force: 88218
SecurityFocus: 63344 - Apple Mac OS X CVE-2013-5191 Local Information Disclosure Vulnerability
Vulnerability Center: 44340 - Apple Mac OS X <10.9 Local Information Disclosure Vulnerability in the Syslog Implementation, Low

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

Entryinfo

Created: 10/23/2013 17:41
Updated: 06/01/2021 08:32
Changes: 10/23/2013 17:41 (70), 05/27/2017 10:25 (2), 06/01/2021 08:32 (3)
Complete: 🔍
Cache ID: 216:DE6:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.