Privilege escalation in Nmstate Kubernetes-Nmstate
CVE-2020-1742
An insecure modification vulnerability flaw was found in containers using nmstate/kubernetes-nmstate-handler. An attacker with access to the container could use this flaw to modify /etc/passwd and escalate their privileges. Versions before kubernetes-nmstate-handler-container-v2.3.0-30 are affected.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (15.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Nmstate Kubernetes-Nmstate
- Red Hat Openshift Virtualization — versions 2
- Nmstate/kubernetes-Nmstate-Handler — versions kubernetes-nmstate-handler-container-v2.3.0-30
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2020-1742?
- CVE-2020-1742 is a high-severity vulnerability in Nmstate Kubernetes-Nmstate, classified under Incorrect Privilege Assignment. CVSS score: 7.0/10. Published 2021-06-07.
- How severe is CVE-2020-1742?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2020-1742 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.