Race condition in Singularity - CVE-2018-12021
Published: July 16, 2018 / Updated: July 17, 2018
Vulnerability identifier: #VU13896
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-12021
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to obtain potentially sensitive information.
The vulnerability exists due to race condition. A remote attacker can bypass directory image restrictions, like mounting the host root filesystem as a container image and gain access to arbitrary data.
Affected software
Singularity
SUSE Linux
Opensuse
SUSE Linux
Opensuse
How to mitigate CVE-2018-12021
Update to version 2.5.2.
Singularity - update to 2.5.2