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Vulnerability DatabaseCVE-2024-1239

CVE-2024-1239: 
WordPress vulnerability analysis and mitigation

Overview

A timing side-channel vulnerability (CVE-2024-0914) has been discovered in the opencryptoki package while processing RSA PKCS#1 v1.5 padded ciphertexts. The vulnerability affects opencryptoki versions up to (excluding) 3.23.0, impacting Red Hat Enterprise Linux 8.0 and 9.0 systems (Red Hat Advisory).

Technical details

The vulnerability is classified with a CVSS v3.1 base score of 5.9 (Medium) with the vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N. The flaw is categorized under CWE-203 (Observable Discrepancy) and involves timing discrepancies in the processing of RSA PKCS#1 v1.5 padded ciphertexts (Red Hat Advisory).

Impact

This vulnerability could potentially enable unauthorized RSA ciphertext decryption or signing operations, even without access to the corresponding private key. The impact is primarily focused on confidentiality, with no direct effect on integrity or availability of the system (Red Hat Advisory).

Mitigation and workarounds

Red Hat has released security updates to address this vulnerability through multiple errata (RHSA-2024:1239, RHSA-2024:1411, RHSA-2024:1608, RHSA-2024:1856, and RHSA-2024:1992). Users are advised to update to the patched versions of opencryptoki (Red Hat Advisory).

Additional resources

Source: This report was generated using AI

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