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Vulnerability DatabaseCVE-2023-6258
CVE-2023-6258:
NixOS vulnerability analysis and mitigation
Overview
A security vulnerability (CVE-2023-6258) was identified in the pkcs11-provider, which is associated with Public-Key Cryptography Standards (PKCS#11). The vulnerability was disclosed on January 30, 2024, and could result in a Bleichenbacher-like security flaw (NVD, Ubuntu).
Technical details
The vulnerability has a CVSS 3.1 Base Score of 8.1 (High), with the following metrics: Attack Vector: Network, Attack Complexity: High, Privileges Required: None, User Interaction: None, Scope: Unchanged, and High impact on Confidentiality, Integrity, and Availability. The vulnerability is classified under CWE-1300 and CWE-203, potentially enabling a side-channel attack on PKCS#1 1.5 decryption (Ubuntu).
Impact
If exploited successfully, this vulnerability could enable side-channel attacks on PKCS#1 1.5 decryption operations, potentially compromising the security of cryptographic operations (RedHat).
Exploitability
The vulnerability requires network access and high attack complexity to exploit. No user interaction is required, though no known exploits in the wild have been reported (Ubuntu).
Mitigation and workarounds
A fix has been implemented in pkcs11-provider version 0.2. The solution involves side-channel proofing of PKCS#1 1.5 paths, as detailed in the provider's GitHub repository (GitHub PR).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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