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Vulnerability DatabaseCVE-2023-20798
CVE-2023-20798:
NixOS vulnerability analysis and mitigation
Overview
CVE-2023-20798 is a security vulnerability discovered in MediaTek's pda component that was disclosed in August 2023. The vulnerability affects various MediaTek chipsets including MT2713, MT6855, MT6879, MT6886, MT6895, MT6983, MT6985, MT8188, MT8195, MT8395, and MT8673, running on Android versions 12.0 and 13.0 (MediaTek Bulletin).
Technical details
The vulnerability is classified as an out-of-bounds read vulnerability (CWE-125) that occurs due to an incorrect calculation of buffer size in the pda component. It has been assigned a CVSS v3.1 base score of 4.4 (MEDIUM) with the vector string CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N, indicating local access requirements and high privileges needed for exploitation (NVD).
Impact
The vulnerability could lead to local information disclosure with System execution privileges needed. User interaction is not required for exploitation (MediaTek Bulletin).
Mitigation and workarounds
MediaTek has addressed this vulnerability through security patches. The fix is identified by Patch ID: ALPS07147572 and Issue ID: ALPS07421076 (MediaTek Bulletin).
Additional resources
Source: This report was generated using AI
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