Denial of service in Hyperledger Besu

1) Unsigned to Signed Conversion Error

EUVDB-ID: #VU67667

Risk: High

CVSSv4.0: 6.8 [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 - Unsigned to Signed Conversion Error

Exploit availability: No

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Besu: 22.4.0 RC2 - 22.7.0

CPE2.3

• cpe:2.3:a:hyperledger:besu_ethereum_client:22.4.0:RC2:*:*:*:*:*:*
• cpe:2.3:a:hyperledger:besu_ethereum_client:22.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:hyperledger:besu_ethereum_client:22.4.1:*:*:*:*:*:*:*

External links

http://github.com/hyperledger/besu/security/advisories/GHSA-4456-w38r-m53x

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.