{"cve":"CVE-2020-27348","nvd":{"published":"2020-12-04T03:15:12.413","modified":"2026-06-17T03:09:09.500","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","score":6.8},"cwes":["CWE-427"],"references":["https://bugs.launchpad.net/bugs/1901572","https://github.com/snapcore/snapcraft/pull/3345","https://usn.ubuntu.com/usn/usn-4661-1","https://bugs.launchpad.net/bugs/1901572","https://github.com/snapcore/snapcraft/pull/3345"],"products":["canonical:snapcraft","canonical:ubuntu_linux"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-27348","score":0.00703,"percentile":0.5329,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-qxm5-vx5j-pp6w","url":"https://osv.dev/vulnerability/GHSA-qxm5-vx5j-pp6w","summary":"snapcraft Access Restriction Bypass","modified":"2024-10-23T19:10:51.678196Z","packages":[{"ecosystem":"PyPI","name":"snapcraft","purl":"pkg:pypi/snapcraft","ranges":["<4.4.4"],"fixed":["4.4.4"]}]},{"id":"PYSEC-2020-109","url":"https://osv.dev/vulnerability/PYSEC-2020-109","summary":"","modified":"2026-06-10T17:02:41.654580256Z","packages":[{"ecosystem":"PyPI","name":"snapcraft","purl":"pkg:pypi/snapcraft","ranges":["<2.43.1"],"fixed":["2.43.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}