Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2023-6247
CVE-2023-6247:
OpenVPN vulnerability analysis and mitigation
Overview
CVE-2023-6247 affects the PKCS#7 parser in OpenVPN 3 Core Library versions through 3.8.3. The vulnerability was discovered when it was found that the parser did not properly validate parsed data, leading to potential application crashes (NVD).
Technical details
The vulnerability is classified as a NULL Pointer Dereference (CWE-476) issue. The CVSS 3.1 base score is 6.5 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (NVD).
Impact
When exploited, this vulnerability results in the application crashing due to improper validation of parsed data in the PKCS#7 parser (NVD).
Exploitability
The vulnerability requires network access and low privilege level to exploit, with no user interaction needed, as indicated by the CVSS vector string (NVD).
Mitigation and workarounds
Users should upgrade their OpenVPN 3 Core Library to a version newer than 3.8.3 to address this vulnerability (NVD).
Additional resources
Source: This report was generated using AI
Related OpenVPN vulnerabilities:
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