CVE-2022-21950 - CVE House
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Status published Medium CVE-2022-21950

canna: unsafe handling of /tmp/.iroha_unix directory

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Matthias Gerstner from SUSE

References

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Affected Vendor

Affected Software

openSUSE Backports SLE-15-SP3, openSUSE Backports SLE-15-SP4
Vulnerable Versions:
canna

Timeline

Official Publish: September 7th, 2022
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

CWE-284

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1078 Valid Accounts
Persistence
T1213 Data from Information Repositories
Collection
T1565.002 Stored Data Manipulation
Impact