Race condition in Red Hat Ansible Engine - CVE-2020-1733
Published: June 15, 2020
Vulnerability identifier: #VU29023
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-1733
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Red Hat Inc.
Affected software:
Red Hat Ansible Engine
Red Hat Ansible Engine
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition when running a playbook with an unprivileged become user. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
How to mitigate CVE-2020-1733
Install updates from vendor's website.
Sources
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1733
- https://github.com/ansible/ansible/issues/67791
- https://lists.debian.org/debian-lts-announce/2020/05/msg00005.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DKPA4KC3OJSUFASUYMG66HKJE7ADNGFW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MRRYUU5ZBLPBXCYG6CFP35D64NP2UB2S/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WQVOQD4VAIXXTVQAJKTN7NUGTJFE2PCB/
- https://security.gentoo.org/glsa/202006-11