VULNERABILITY INTELLIGENCE

CVE-2020-27348

CVSS score6.8 MEDIUM

EPSS probability0.70%

CISA KEVNot currently listed

Published2020-12-04

Last modified2026-06-17

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

Description

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.

Weakness classification

security@ubuntu.com: CWE-427
nvd@nist.gov: CWE-427

Primary references

security@ubuntu.com — Exploit, Issue Tracking, Third Party Advisory
security@ubuntu.com — Third Party Advisory
security@ubuntu.com — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory