Unsigned to Signed Conversion Error in Besu - CVE-2022-36025

 

Unsigned to Signed Conversion Error in Besu - CVE-2022-36025

Published: September 27, 2022


Vulnerability identifier: #VU67667
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-36025
CWE-ID: CWE-196
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: hyperledger
Affected software:
Besu

Detailed vulnerability description

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

The vulnerability exists due to a gas allocation error in CALL operations. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


How to mitigate CVE-2022-36025

Install updates from vendor's website.

Sources