#VU54654 Input validation error in gRPC Swift - CVE-2021-36153 

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Main Vulnerability Database Vulnerabilities #VU54654

#VU54654 Input validation error in gRPC Swift - CVE-2021-36153

Published: July 12, 2021


Vulnerability identifier: #VU54654
Vulnerability risk: Medium
CVSSv4.0: 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-2021-36153
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
gRPC Swift
Software vendor:
grpc

Description

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

The vulnerability exists due to incomplete internal state distinction flaw in the GRPCWebToHTTP2ServerCodec function. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links