VDB-207996 · CVE-2022-21950 · GCVE-0-2022-21950

openSUSE Backports Unix Domain Socket 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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in openSUSE Backports. This affects an unknown function of the component Unix Domain Socket Handler. The manipulation results in access control. This vulnerability is identified as CVE-2022-21950. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in openSUSE Backports (unknown version). It has been classified as critical. Affected is an unknown code block of the component Unix Domain Socket Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A Improper Access Control vulnerability in the systemd service of cana in openSUSE Backports SLE-15-SP3, openSUSE Backports SLE-15-SP4 allows local users to hijack the UNIX domain socket This issue affects: openSUSE Backports SLE-15-SP3 canna versions prior to canna-3.7p3-bp153.2.3.1. openSUSE Backports SLE-15-SP4 canna versions prior to 3.7p3-bp154.3.3.1. openSUSE Factory was also affected. Instead of fixing the package it was deleted there.

The weakness was released 09/07/2022. The advisory is shared for download at bugzilla.suse.com. This vulnerability is traded as CVE-2022-21950 since 12/16/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

openSUSE

Name

Backports

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 5.9
CNA Vector (SUSE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/16/2021 🔍
09/07/2022 +264 days 🔍
09/07/2022 +0 days 🔍
10/13/2022 +36 days 🔍

Sourcesinfo

Advisory: bugzilla.suse.com
Status: Confirmed

CVE: CVE-2022-21950 (🔍)
GCVE (CVE): GCVE-0-2022-21950
GCVE (VulDB): GCVE-100-207996

Entryinfo

Created: 09/07/2022 16:37
Updated: 10/13/2022 17:53
Changes: 09/07/2022 16:37 (48), 10/13/2022 17:53 (11)
Complete: 🔍
Cache ID: 216::103