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Vulnerability DatabaseCVE-2021-44988

CVE-2021-44988: 
Homebrew vulnerability analysis and mitigation

Overview

Jerryscript v3.0.0 and below contains a stack overflow vulnerability in the ecmafindnamed_property function located in ecma-helpers.c. The vulnerability was discovered and disclosed in December 2021, affecting the JerryScript JavaScript engine (GitHub Issue 4891).

Technical details

The vulnerability is identified as CVE-2021-44988 with a CVSS v3.1 Base Score of 7.8 (High). The attack vector is Local (AV:L), with Low attack complexity (AC:L), requiring No privileges (PR:N) and User interaction (UI:R). The scope is Unchanged (S:U) with High impact on Confidentiality, Integrity, and Availability (C:H/I:H/A:H) (NVD).

Impact

If successfully exploited, the vulnerability could allow local attackers to cause a stack overflow condition, potentially leading to arbitrary code execution with elevated privileges. The vulnerability affects the core functionality of the JerryScript engine and could compromise system security (GitHub Issue 4891).

Mitigation and workarounds

Users should upgrade to a version newer than JerryScript v3.0.0. The vulnerability has been addressed in subsequent releases. Samsung has also included patches for this vulnerability in their security updates for affected mobile devices (Samsung Security).

Additional resources

Source: This report was generated using AI

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