CVE-2021-44730

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

snapd 2.54.2 did not properly validate the location of the snap-confine binary. A local attacker who can hardlink this binary to another location to cause snap-confine to execute other arbitrary binaries and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-59

Affected software

No affected versions have been published.

Timeline

Published: Feb 17, 2022
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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