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Vulnerability DatabaseCVE-2021-28553

CVE-2021-28553: 
Adobe Acrobat Reader Continuous vulnerability analysis and mitigation

Overview

CVE-2021-28553 is a Use After Free vulnerability affecting Adobe Acrobat Reader DC versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier), and 2017.011.30194 (and earlier). The vulnerability was discovered and disclosed in March 2021, as indicated by the record creation date of March 16, 2021 (NVD).

Technical details

This vulnerability is classified as a Use After Free (CWE-416) issue with a CVSS v3.1 base score of 8.8 (HIGH). The vulnerability has a vector string of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating network accessibility, low attack complexity, no privileges required, and user interaction required for exploitation (NVD).

Impact

If successfully exploited, this vulnerability allows an unauthenticated attacker to achieve arbitrary code execution in the context of the current user. The impact is rated as high for confidentiality, integrity, and availability (NVD).

Mitigation and workarounds

Adobe has released security updates to address this vulnerability through their security bulletin. Users should update to the latest version of Adobe Acrobat Reader DC to mitigate this vulnerability (Adobe Security).

Additional resources

Source: This report was generated using AI

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