Improper Verification of Cryptographic Signature in Google API Client Library for Java - CVE-2021-22573
Published: June 17, 2022
Vulnerability identifier: #VU64471
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-22573
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Google API Client Library for Java
Google API Client Library for Java
Detailed vulnerability description
The vulnerability allows a remote user to gain access to sensitive information.
The vulnerability exists due to IDToken verifier does not verify if token is properly signed. A remote authenticated user can provide a compromised token with custom payload and gain access to sensitive information.
How to mitigate CVE-2021-22573
Install updates from vendor's website.