Cononical Ubuntu 14.10 Access Restriction access control

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cononical Ubuntu 14.10 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Access Restriction. This manipulation causes access control. This vulnerability is registered as CVE-2014-1421. No exploit is available.

Detailsinfo

A vulnerability has been found in Cononical Ubuntu 14.10 and classified as critical. Affected by this vulnerability is an unknown part of the component Access Restriction. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

mountall 1.54, as used in Ubuntu 14.10, does not properly handle the umask when using the mount utility, which allows local users to bypass intended access restrictions via unspecified vectors.

The weakness was published 11/25/2014 (Website). The advisory is shared at ubuntu.com. This vulnerability is known as CVE-2014-1421 since 01/13/2014. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 79333 (Ubuntu 14.10 : mountall vulnerability (USN-2411-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195673 (Ubuntu Security Notification for Mountall Vulnerability (USN-2411-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (79333) and Vulnerability Center (SBV-47261†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.4
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: 🔍

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Nessus ID: 79333
Nessus Name: Ubuntu 14.10 : mountall vulnerability (USN-2411-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for mountall USN-2411-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/13/2014 🔍
11/19/2014 +310 days 🔍
11/19/2014 +0 days 🔍
11/24/2014 +5 days 🔍
11/25/2014 +1 days 🔍
11/25/2014 +0 days 🔍
03/27/2015 +122 days 🔍
12/20/2024 +3556 days 🔍

Sourcesinfo

Advisory: USN-2411-1
Status: Not defined

CVE: CVE-2014-1421 (🔍)
GCVE (CVE): GCVE-0-2014-1421
GCVE (VulDB): GCVE-100-72985

OVAL: 🔍

Vulnerability Center: 47261 - mountall in Ubuntu 14.10 Local Bypass Restrictions due to Incorrect Handling of umask when Calling the Mount Utility, High

Entryinfo

Created: 03/27/2015 14:56
Updated: 12/20/2024 06:27
Changes: 03/27/2015 14:56 (62), 06/13/2017 08:30 (1), 04/04/2022 14:32 (3), 04/04/2022 14:34 (1), 12/20/2024 06:27 (16)
Complete: 🔍
Cache ID: 216:9C5:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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