#VU80917 Use of a broken or risky cryptographic algorithm in S3 Crypto SDK - CVE-2020-8912
Published: September 20, 2023
Vulnerability identifier: #VU80917
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-8912
CWE-ID: CWE-327
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
S3 Crypto SDK
S3 Crypto SDK
Software vendor:
Amazon Web Services
Amazon Web Services
Description
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A local user can change the encryption algorithm of an object in the bucket, which can then allow them to change AES-GCM to AES-CTR.
Remediation
Install updates from vendor's website.