CVE-2019-12439

HIGH

Projectatomic Bubblewrap < 0.3.3 - Improper Input Validation

Title source: rule
STIX 2.1

Description

bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.

References (8)

Core 8
Core References
Third Party Advisory x_refsource_misc
https://github.com/projectatomic/bubblewrap/issues/304
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1695963
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/projectatomic/bubblewrap/releases/tag/v0.3.3
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:1833
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202006-18

Scores

CVSS v3 7.4
EPSS 0.0014
EPSS Percentile 34.3%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (1)
projectatomic/bubblewrap < 0.3.3
Published May 29, 2019
Tracked Since Feb 18, 2026