PT-2023-1231 · Microsoft · Edge

Published 2023-01-17 · Updated 2024-05-29 · CVE-2023-21795

Positive Technologies (AI Summary)

CVSS v3.1

8.3

High

Base vector

AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Edge (Chromium-based) (affected versions not specified)

Description The issue is related to a buffer overflow in memory when handling HTML content, which can be exploited by a remote attacker to bypass security restrictions and elevate privileges using a specially crafted malicious URL page.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Use After Free

Weakness Enumeration

CWE-119

CWE-416

Related Identifiers

BDU:2023-00461

CVE-2023-21795

Affected Products

Edge

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2023-21795 · Security Note
• https://osv.dev/vulnerability/CVE-2023-21795 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21795 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-00461 · Security Note
• https://t.me/cibsecurity/56879 · Telegram Post
• https://t.me/cvenotify/49714 · Telegram Post
• https://t.me/cibsecurity/56878 · Telegram Post