Vulnerability · Published Aug 22, 2022 · Assigned by redhat
CVE-2020-27836
Critical 9.8
In plain English
A critical-severity incorrect permission assignment in cluster-ingress-operator. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.2%top 30.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A flaw was found in cluster-ingress-operator. A change to how the router-default service allows only certain IP source ranges could allow an attacker to access resources that would otherwise be restricted to specified IP ranges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability..
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | cluster-ingress-operator | Fixed in ose-cluster-ingress-operator-container-v4.6.0-202012161211.p0. |
Weakness: CWE-732
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1906267 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1905490 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2020-27836 x_refsource_MISC
- https://github.com/openshift/cluster-ingress-operator/pull/507/commits/92c83f281ba5fb6a1d91ecc3beaa4bcf2647a729 x_refsource_MISC