CVE-2023-5171
CVSS 3.1 Score 6.5 of 10 (medium)
Details
Published Sep 27, 2023
Updated: Oct 12, 2023
CWE ID 416
Summary
CVE-2023-5171 is a vulnerability that affects Firefox versions prior to 118, Firefox ESR versions prior to 115.3, and Thunderbird versions prior to 115.3 during Ion compilation. It can result in a use-after-free condition, allowing an attacker to write two NUL bytes and potentially causing a crash that can be exploited. The vulnerability has a base severity rating of MEDIUM, with an exploitability score of 2.8. It requires user interaction and is network-based, but does not impact integrity or confidentiality. The availability impact is rated as HIGH.
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