Race condition in Ansible and Ansible Tower - CVE-2020-10744

Vulnerability identifier: #VU29567

CSH Severity: Low

CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-10744

CWE-ID: CWE-362

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incomplete fix for race condition for SB2020032420 #8 (CVE-2020-1733) on systems using ACLs and FUSE filesystems. A local user can exploit the race and escalate privileges on the system.

Ansible
Ansible Tower
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Manager Proxy
SUSE Manager Proxy Module
SUSE Manager Retail Branch Server
SUSE Manager Client Tools for SLE Micro
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Server for SAP Applications
SUSE Manager Client Tools for SLE
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Server
SUSE Linux Enterprise High Performance Computing
SUSE Package Hub 15
openSUSE Leap
POS_Image-Graphical7
POS_Image-JeOS7
dracut-saltboot
golang-github-prometheus-promu
ansible
ansible-test
ansible-doc
python3-spacewalk-koan
spacewalk-koan
mgr-daemon
python3-uyuni-common-libs
uyuni-proxy-systemd-services
spacewalk-client-tools
spacewalk-check
python3-spacewalk-client-tools
python3-spacewalk-check
spacewalk-client-setup
python3-spacewalk-client-setup
spacecmd
grafana-debuginfo
grafana

Install updates from vendor's website.

Ansible - update to 2.9.10
POS_Image-Graphical7 - update to 0.1.1710765237.46af599-150000.1.21.2
POS_Image-JeOS7 - update to 0.1.1710765237.46af599-150000.1.21.2
dracut-saltboot - update to 0.1.1710765237.46af599-150000.1.53.2
golang-github-prometheus-promu - update to 0.14.0-150000.3.18.2
ansible - update to 2.9.27-150000.1.17.2
ansible-test - update to 2.9.27-150000.1.17.2
ansible-doc - update to 2.9.27-150000.1.17.2
python3-spacewalk-koan - update to 4.3.6-150000.3.33.2
spacewalk-koan - update to 4.3.6-150000.3.33.2
mgr-daemon - update to 4.3.9-150000.1.47.2
python3-uyuni-common-libs - update to 4.3.10-150000.1.39.2
uyuni-proxy-systemd-services - update to 4.3.12-150000.1.21.2
spacewalk-client-tools - update to 4.3.19-150000.3.89.2
spacewalk-check - update to 4.3.19-150000.3.89.2
python3-spacewalk-client-tools - update to 4.3.19-150000.3.89.2
python3-spacewalk-check - update to 4.3.19-150000.3.89.2
spacewalk-client-setup - update to 4.3.19-150000.3.89.2
python3-spacewalk-client-setup - update to 4.3.19-150000.3.89.2
spacecmd - update to 4.3.27-150000.3.116.2
grafana-debuginfo - update to 9.5.18-150000.1.63.2
grafana - update to 9.5.18-150000.1.63.2

• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10744

• Race condition in Ansible Engine and Ansible Tower
• SUSE update for SUSE Manager Client Tools