PT-2021-7883 · Google+1 · Google Chrome+2

Jeonghoon Shin · Published 2021-12-06 · Updated 2023-08-12 · CVE-2021-4317

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 96.0.4664.93

Description The issue is related to a use after free in the ANGLE library of Google Chrome, allowing a remote attacker to perform arbitrary read/write via a crafted HTML page. This can be exploited by a remote attacker using a specially formed HTML page.

Recommendations For versions prior to 96.0.4664.93, update to version 96.0.4664.93 or later to resolve the issue. As a temporary workaround, consider restricting access to crafted HTML pages until the update is applied.

Exploit

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2023-04665

CVE-2021-4317

DSA-5046-1

Affected Products

Angle

Astra Linux

Google Chrome

References · 16

• 🔥 https://github.com/ZeusBox/CVE-2021-37980 · Exploit
• 🔥 https://github.com/SpiralBL0CK/Chrome-V8-RCE-CVE-2021-38003 · Exploit
• 🔥 https://github.com/Peterpan0927/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥 https://github.com/maldiohead/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥 https://crbug.com/1260783 · Exploit
• https://osv.dev/vulnerability/DSA-5046-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-4317 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-4317 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4317 · Security Note
• https://bdu.fstec.ru/vul/2023-04665 · Security Note
• https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-4317 · Vendor Advisory
• https://t.me/cvenotify/55551 · Telegram Post
• https://t.me/cibsecurity/67414 · Telegram Post