Ayatana Unity up to 7.2.0 Lock Screen access control

EntryHistoryDiffjsonxmlCTI

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.
5.7	$0-$5k	0.00

A vulnerability was found in Ayatana Unity up to 7.2.0. It has been classified as problematic. Affected is an unknown function of the component Lock Screen. 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, integrity, and availability. CVE summarizes:

Unity before 7.2.1, as used in Ubuntu 14.04, does not properly restrict access to the Dash when the lock screen is active, which allows physically proximate attackers to bypass the lock screen and execute arbitrary commands, as demonstrated by pressing the SUPER key before the screen auto-locks.

The weakness was shared 05/06/2014 (Website). The advisory is available at bugs.launchpad.net. This vulnerability is traded as CVE-2014-3203 since 05/03/2014. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 195462 (Ubuntu Security Notification for Unity Vulnerabilities (USN-2184-1)).

Upgrading to version 7.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (93066). The entry 13152 is related to this item.

Productinfo

Vendor

Ayatana

Name

Unity

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Unity 7.1.0

Timelineinfo

04/17/2014 🔍
05/03/2014 +16 days 🔍
05/06/2014 +3 days 🔍
05/06/2014 +0 days 🔍
07/23/2014 +78 days 🔍
03/25/2015 +245 days 🔍
03/21/2022 +2553 days 🔍

Sourcesinfo

Advisory: usn-2184-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-3203 (🔍)
X-Force: 93066
Vulnerability Center: 45588 - Unity <7.2.1 Local Security Bypass and Code Execution due to Improper Access to Dash in Locked Screen, Medium
OSVDB: 106422

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 03/21/2022 08:47
Changes: 03/25/2015 16:45 (57), 06/03/2017 07:25 (3), 03/21/2022 08:43 (3), 03/21/2022 08:47 (1)
Complete: 🔍