Denial of service in GraphQL Java

1) Resource exhaustion

EUVDB-ID: #VU67948

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-37734

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger send a specially crafted GraphQL query and consume available CPU resources, resulting in a denial of service.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GraphQL Java: 17.0 - 18.2

External links

http://github.com/graphql-java/graphql-java/pull/2892
http://github.com/graphql-java/graphql-java/issues/2888
http://github.com/graphql-java/graphql-java/discussions/2958

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.