Resource exhaustion in jwx - CVE-2023-49290

 

Resource exhaustion in jwx - CVE-2023-49290

Published: October 17, 2024


Vulnerability identifier: #VU98776
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-49290
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: lestrrat-go
Affected software:
jwx

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability occurs when the p2c parameter is set too high in JWE's algorithm PBES2-*. A remote attacker can set the p2c parameter in JWE to a very large number, cause a lot of computational consumption, resulting in a denial of service


How to mitigate CVE-2023-49290

Install updates from vendor's website.

Sources