#VU80770 Reachable Assertion in gRPC - CVE-2023-1428

Vulnerability identifier: #VU80770

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-1428

CWE-ID: CWE-617

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
gRPC
Server applications / Frameworks for developing and running applications

Vendor: grpc

Description

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

The vulnerability exists due to a reachable assertion. A remote attacker can trigger the vulnerability to perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

gRPC: 1.51.0 - 1.51.3, 1.52.0 - 1.52.2

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External links
https://github.com/grpc/grpc/commit/2485fa94bd8a723e5c977d55a3ce10b301b437f8

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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.