#VU96644 Input validation error in gRPC - CVE-2024-7246

Vulnerability identifier: #VU96644

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-7246

CWE-ID: CWE-20

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 spoofing attack.

The vulnerability exists due to insufficient validation of HTTP/2 headers. A remote attacker can send a series of HTTP/2 requests to the application and gain access to sensitive information or perform spoofing attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

gRPC: 1.58.0, 1.58.1, 1.58.2, 1.59.0, 1.59.1, 1.59.2, 1.59.3, 1.59.4, 1.60.0, 1.60.1, 1.61.0, 1.61.1, 1.61.2, 1.62.0, 1.62.1, 1.62.2, 1.63.0, 1.63.1, 1.64.0, 1.64.1, 1.64.2, 1.65.0, 1.65.1, 1.65.2, 1.65.3

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External links
https://github.com/grpc/grpc/issues/36245

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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.