CVE-2024-21664
4.3 · MEDIUMOverview
CVE-2024-21664 is a medium-severity vulnerability affecting lestrrat-go jwx. It was published on January 9, 2024 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
jwx is a Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies. Calling `jws.Parse` with a JSON serialized payload where the `signature` field is present while `protected` is absent can lead to a nil pointer dereference. The vulnerability can be used to crash/DOS a system doing JWS verification. This vulnerability has been patched in versions 2.0.19 and 1.2.28.
Remediation
Check the references section for vendor advisories and patches from lestrrat-go. Update jwx to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| lestrrat-go | jwx | >= 0, < 2.0.19 | Affected |
References
Frequently Asked Questions
What is CVE-2024-21664?
CVE-2024-21664 is a medium-severity vulnerability affecting lestrrat-go jwx. It was published on January 9, 2024 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2024-21664?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2024-21664?
Check the references section for vendor advisories and patches from lestrrat-go. Update jwx to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-21664?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-21664 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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