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CVE-2020-1690

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does...

6.5 MediumFix available

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does not prevent a non-root user in a container from privilege escalation. A non-root attacker in one or more Red Hat OpenStack (RHOSP) containers could send messages to the dbus. With access to the dbus, the attacker could start or stop services, possibly causing a denial of service. Versions before openstack-selinux 0.8.24 are affected.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.22%Down 2.1 points since Jun 8, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does not prevent a non-root user in a container from privilege escalation. A non-root attacker in one or more Red Hat OpenStack (RHOSP) containers could send messages to the dbus. With access to the dbus, the attacker could start or stop services, possibly causing a denial of service. Versions before openstack-selinux 0.8.24 are affected.

Record
CVE-2020-1690
CVSS 3.1
6.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-285
Updated
2026-11-02
CVE List No score

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does not prevent a non-root user in a container from privilege escalation. A non-root attacker in one or more Red Hat OpenStack (RHOSP) containers could send messages to the dbus. With access to the dbus, the attacker could start or stop services, possibly causing a denial of service. Versions before openstack-selinux 0.8.24 are affected.

Record
CVE-2020-1690
Weakness
CWE-285
Updated
2026-11-02
EUVDEUVD-2020-12552 No score

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does not prevent a non-root user in a container from privilege escalation. A non-root attacker in one or more Red Hat OpenStack (RHOSP) containers could send messages to the dbus. With access to the dbus, the attacker could start or stop services, possibly causing a denial of service. Versions before openstack-selinux 0.8.24 are affected.

Record
EUVD-2020-12552
Updated
2026-11-03
GitHub AdvisoriesGHSA-2364-qg82-xg35 6.5

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does...

An improper authorization flaw was discovered in openstack-selinux's applied policy where it does not prevent a non-root user in a container from privilege escalation. A non-root attacker in one or more Red Hat OpenStack (RHOSP) containers could send messages to the dbus. With access to the dbus, the attacker could start or stop services, possibly causing a denial of service. Versions before openstack-selinux 0.8.24 are affected.

Record
GHSA-2364-qg82-xg35
CVSS 3.1
6.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Weakness
CWE-285
Updated
2026-11-02
OSVRHSA-2020:4381 6.5

Red Hat Security Advisory: openstack-selinux security update

Record
RHSA-2020:4381
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openstack-selinux
Red Hat:openstack:16.1::el8
before 0:0.8.24-1.20200914163011.26243bf.el8ost
0:0.8.24-1.20200914163011.26243bf.el8ost

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-1690 is a medium vulnerability (CVSS 6.5) in Redhat Openstack-selinux, published June 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 12th percentile. Fixed in openstack-selinux 0:0.8.24-1.20200914163011.26243bf.el8ost.

References

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