Vulnerability Details : CVE-2021-3495
An incorrect access control flaw was found in the kiali-operator in versions before 1.33.0 and before 1.24.7. This flaw allows an attacker with a basic level of access to the cluster (to deploy a kiali operand) to use this vulnerability and deploy a given image to anywhere in the cluster, potentially gaining access to privileged service account tokens. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Products affected by CVE-2021-3495
- cpe:2.3:a:redhat:openshift_service_mesh:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_service_mesh:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:netlify:kiali-operator:*:*:*:*:*:*:*:*
- cpe:2.3:a:netlify:kiali-operator:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3495
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3495
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-3495
-
The product does not preserve permissions or incorrectly preserves permissions when copying, restoring, or sharing objects, which can cause them to have less restrictive permissions than intended.Assigned by: secalert@redhat.com (Primary)
References for CVE-2021-3495
-
https://bugzilla.redhat.com/show_bug.cgi?id=1947361
1947361 – (CVE-2021-3495) CVE-2021-3495 kiali/kiali-operator: can deploy specified image to any namespaceIssue Tracking;Patch;Third Party Advisory
-
https://kiali.io/news/security-bulletins/kiali-security-003/
Kiali: Service mesh observability and configurationVendor Advisory
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