Lucene search

[email protected]NVD:CVE-2021-3155

HistoryFeb 17, 2022 - 11:15 p.m.

CVE-2021-3155

2022-02-1723:15:07

CWE-276

[email protected]

web.nvd.nist.gov

snapd

vulnerability

local attacker

information disclosure

permissions

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

Percentile

5.1%

JSON

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

Affected configurations

Nvd

Node

canonicalsnapdRange<2.54.3

Node

canonicalubuntu_linuxMatch18.04lts

canonicalubuntu_linuxMatch20.04lts

canonicalubuntu_linuxMatch21.10

VendorProductVersionCPE
canonicalsnapd*cpe:2.3:a:canonical:snapd:*:*:*:*:*:*:*:*
canonicalubuntu_linux18.04cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonicalubuntu_linux20.04cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
canonicalubuntu_linux21.10cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
canonical	snapd	*	cpe:2.3:a:canonical:snapd::::::::
canonical	ubuntu_linux	18.04	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
canonical	ubuntu_linux	20.04	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
canonical	ubuntu_linux	21.10	cpe:2.3:o:canonical:ubuntu_linux:21.10:::::::*