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ubuntucveUbuntu.comUB:CVE-2020-27348
HistoryDec 03, 2020 - 12:00 a.m.

CVE-2020-27348

2020-12-0300:00:00
ubuntu.com
ubuntu.com
8

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

6.8 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

38.8%

In some conditions, a snap package built by snapcraft includes the current
directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code
execution within the context of another snap if both plug the home
interface or similar. This issue affects snapcraft versions prior to 4.4.4,
prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.

Bugs

Notes

Author Note
emitorino Focal, groovy and hirsute are not required due to deb2snap
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchsnapcraft< 2.43.1+18.04.1UNKNOWN
ubuntu16.04noarchsnapcraft< 2.43.1+16.04.1UNKNOWN

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

6.8 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

38.8%