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CVE-2021-3155

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 18-02-2022 12:15
Last modified: - 25-02-2022 10:32
Total changes: - 3

Description

snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Low
Attack complexity
Local
Attack vector
None
Availability
High
Confidentiality
None
Integrity
Low
Privileges required
Unchanged
Scope
None
User interaction
5.5
Base score
1.8
3.6
Exploitability score
Impact score
 

Verification logic

OR
OR
vendor=canonical AND product=snapd AND versionEndExcluding=2.54.3
OR
vendor=canonical AND product=ubuntu_linux AND version=18.04 AND software_edition=lts
vendor=canonical AND product=ubuntu_linux AND version=20.04 AND software_edition=lts
vendor=canonical AND product=ubuntu_linux AND version=21.10
 

Reference

 


Keywords

NVD

 

CVE-2021-3155

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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