CVE-2020-1690
CVE-2020-1690 is a medium-severity vulnerability in Redhat Openstack-selinux with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-285.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.9
- EPSS exploit prediction: 0% (13th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-285
- Affected product: Redhat Openstack-selinux
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2020-1690?
- 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.
- How severe is CVE-2020-1690?
- CVE-2020-1690 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-1690 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1690?
- CVE-2020-1690 primarily affects Redhat Openstack-selinux. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-1690?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-1690 published?
- CVE-2020-1690 was published on 2021-06-07 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:a:redhat:openstack-selinux:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack_platform:15.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack_platform:16.1:*:*:*:*:*:*:*
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