Resource exhaustion in Red Hat Openshift Container Platform
CVE-2022-1677
In OpenShift Container Platform, a user with permissions to create or modify Routes can craft a payload that inserts a malformed entry into one of the cluster router's HAProxy configuration files. This malformed entry can match any arbitrary hostname, or all hostnames in the cluster, and direct traffic to an arbitrary application within the cluster, including one under attacker control.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.006 (45.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
- Red Hat Openshift Container Platform — versions 3.11, 4.6, 4.7
- Openshift — versions Openshift 3.11 and 4.6 onwards
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2022-1677 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-1677?
- CVE-2022-1677 is a medium-severity vulnerability in Red Hat Openshift Container Platform, classified under Uncontrolled Resource Consumption. CVSS score: 6.3/10. Published 2022-09-01.
- How severe is CVE-2022-1677?
- Medium severity. CVSS v3 base score is 6.3 out of 10.