What’s Vulnerable › Vulnerabilities

CVE-2023-6681: Jwcrypto: denail of service via specifically crafted jwe

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-12 · updated 2026-06-17
• Weakness: CWE-400

Description

A vulnerability was found in JWCrypto. This flaw allows an attacker to cause a denial of service (DoS) attack and possible password brute-force and dictionary attacks to be more resource-intensive. This issue can result in a large amount of computational consumption, causing a denial of service attack.

Affected products

• Fedoraproject Fedora: 38, 39
• latchset jwcrypto: before 1.5.1 — fixed in 1.5.1
• Red Hat Enterprise Linux: 8.0, 9.0
• RedHat Enterprise Linux For Arm 64: 8.0
• RedHat Enterprise Linux For Ibm Z Systems: 8.0
• RedHat Enterprise Linux For Power Little Endian: 8.0

How to fix

Upgrade to a fixed version: latchset jwcrypto 1.5.1. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2024:3267
• https://access.redhat.com/errata/RHSA-2024:9281
• https://access.redhat.com/security/cve/CVE-2023-6681
• https://bugzilla.redhat.com/show_bug.cgi?id=2260843
• https://access.redhat.com/errata/RHSA-2024:3267
• https://access.redhat.com/security/cve/CVE-2023-6681
• https://bugzilla.redhat.com/show_bug.cgi?id=2260843

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