Ubuntu lxd prior 0.20-0ubuntu4.1 /var/lib/lxd/unix.socket access control

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Ubuntu lxd. The impacted element is an unknown function in the library /var/lib/lxd/unix.socket. Executing a manipulation can lead to access control. This vulnerability is registered as CVE-2015-8222. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Ubuntu lxd and classified as problematic. This vulnerability affects an unknown function in the library /var/lib/lxd/unix.socket. 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. CVE summarizes:

The lxd-unix.socket systemd unit file in the Ubuntu lxd package before 0.20-0ubuntu4.1 uses world-readable permissions for /var/lib/lxd/unix.socket, which allows local users to gain privileges via unspecified vectors.

The weakness was published 11/17/2015 (Website). The advisory is shared for download at ubuntu.com. This vulnerability was named CVE-2015-8222. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 196310 (Ubuntu Security Notification for Lxd Vulnerability (USN-2809-1)).

Upgrading to version 0.20-0ubuntu4.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Vulnerability Center (SBV-54568†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

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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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: lxd 0.20-0ubuntu4.1

Timelineinfo

11/17/2015 🔍
11/17/2015 +0 days 🔍
11/17/2015 +0 days 🔍
11/17/2015 +0 days 🔍
11/18/2015 +1 days 🔍
11/23/2015 +5 days 🔍
11/11/2024 +3276 days 🔍

Sourcesinfo

Vendor: ubuntu.com

Advisory: USN-2809-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-8222 (🔍)
GCVE (CVE): GCVE-0-2015-8222
GCVE (VulDB): GCVE-100-79240
Vulnerability Center: 54568 - LXD <0.20 Local Security Bypass by Changing Socket Permissions, Medium

Entryinfo

Created: 11/18/2015 10:16
Updated: 11/11/2024 15:59
Changes: 11/18/2015 10:16 (46), 04/18/2018 14:11 (7), 06/27/2022 14:40 (4), 11/11/2024 15:59 (18)
Complete: 🔍
Cache ID: 216:661:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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