CVE-2021-3155
Low
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
SeverityLow
CVSS3.8
Exploit probability—
ProductCanonical Snapd
PublishedFeb 17, 2022
First seenFeb 17, 2022
Weakness typeCWE-276CWE-276
How to fix
Update
- canonical snapd2.54.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| canonical snapd | v < 2.54.3 | 2.54.3 |
| canonical ubuntu_linux | 18.04, 20.04, 21.10 | — |
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