Remote Decryption Vulnerability in TLS Servers Using RSA Key Exchanges
CVE-2023-50782

7.5HIGH

Key Information:

Summary

A vulnerability has been identified in the python-cryptography package that may allow remote attackers to decrypt captured messages during TLS sessions employing RSA key exchanges. This can lead to significant risks, including the unintended exposure of confidential or sensitive data. Given the widespread use of TLS for securing communications, it is crucial for users and administrators to evaluate their systems and apply necessary updates to mitigate this risk. The flaw underscores the importance of maintaining robust security measures while using cryptographic libraries.

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

This issue was discovered by Hubert Kario (Red Hat).
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