SB2023122149 - Marvin side channel attack in Crypto++ 



SB2023122149 - Marvin side channel attack in Crypto++

Published: December 21, 2023

Security Bulletin ID SB2023122149
Severity
Medium
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Cryptographic issues (CVE-ID: CVE-2023-50979)

The vulnerability allows a remote attacker to decrypt information.

The vulnerability exists due to an error during decryption with PKCS#1 v1.5 padding. A remote attacker can perform Marvin side channel attack.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.