CVE-2020-1764
First published: Thu Mar 05 2020(Updated: )
A hard-coded cryptographic key vulnerability in the default configuration file was found in Kiali, all versions prior to 1.15.1. A remote attacker could abuse this flaw by creating their own JWT signed tokens and bypass Kiali authentication mechanisms, possibly gaining privileges to view and alter the Istio configuration.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| go/github.com/kiali/kiali | <1.15.1 | 1.15.1 |
| redhat/kiali | <1.15.1 | 1.15.1 |
| Kiali Kiali | <1.15.1 | |
| Redhat Openshift Service Mesh | =1.0 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2020-1764
- https://github.com/kiali/kiali/commit/93f5cd0b6698e8fe8772afb8f35816f6c086aef1
- https://github.com/kiali/kiali/commit/ac7bd6c7ddb2e01356e21d360dd1c718a90706ad
- https://github.com/kiali/kiali/commit/ce48af57113c805a25179aaab1a0fac2fb93653f
- https://github.com/kiali/kiali/commit/faed1f5f90efae3df9fd6fb793f00ccc242b3a96
- https://bugzilla.redhat.com/show_bug.cgi?id=1810383
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1764
- https://github.com/jpts/cve-2020-1764-poc
- https://kiali.io/news/security-bulletins/kiali-security-001/
- https://github.com/advisories/GHSA-64rh-r86q-75ff (Advisory)
Frequently Asked Questions
What is CVE-2020-1764?
CVE-2020-1764 is a hard-coded cryptographic key vulnerability in the default configuration file found in Kiali.
What is the severity of CVE-2020-1764?
The severity of CVE-2020-1764 is high with a CVSS score of 8.6.
How does CVE-2020-1764 affect Kiali?
CVE-2020-1764 allows a remote attacker to create their own JWT signed tokens and bypass Kiali authentication mechanisms, potentially gaining unauthorized privileges to view and alter data.
Which versions of Kiali are affected by CVE-2020-1764?
All versions of Kiali prior to 1.15.1 are affected by CVE-2020-1764.
How can CVE-2020-1764 be fixed?
To fix CVE-2020-1764, update Kiali to version 1.15.1 or higher.
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