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CVE-2022-21950— canna: unsafe handling of /tmp/.iroha_unix directory

Quick assessment

Affected
openSUSE openSUSE Backports SLE-15-SP3
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

canna是一个软件包。 canna 存在访问控制错误漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。

CVSS 5.3 · Medium EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1548.001 · Setuid and Setgid
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I. Basic Information for CVE-2022-21950

Vulnerability Information
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Vulnerability Title
canna: unsafe handling of /tmp/.iroha_unix directory
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
canna 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
canna是一个软件包。 canna 存在访问控制错误漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
openSUSE openSUSE Backports SLE-15-SP3 canna ~ canna-3.7p3-bp153.2.3.1 -
openSUSE openSUSE Backports SLE-15-SP4 canna ~ 3.7p3-bp154.3.3.1 -

II. Public POCs for CVE-2022-21950

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III. Intelligence Information for CVE-2022-21950

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Vendor Advisories for CVE-2022-21950 (1)

IV. Related Vulnerabilities

Same product: openSUSE Backports SLE-15-SP3
Same vendor: openSUSE
Same weakness: CWE-284

V. Comments for CVE-2022-21950

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