National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-12439 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00028.html
https://bugzilla.redhat.com/show_bug.cgi?id=1695963 Issue Tracking Third Party Advisory
https://github.com/projectatomic/bubblewrap/commit/efc89e3b939b4bde42c10f065f6b7b02958ed50e Patch Third Party Advisory
https://github.com/projectatomic/bubblewrap/issues/304 Third Party Advisory
https://github.com/projectatomic/bubblewrap/releases/tag/v0.3.3 Release Notes Third Party Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:projectatomic:bubblewrap:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
0.3.3


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-12439
NVD Published Date:
05/29/2019
NVD Last Modified:
06/10/2019