PT-2021-4654 · Google+4 · Google Chrome+4

Marcin Towalski · Published 2021-09-07 · Updated 2024-06-15 · CVE-2021-37979

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 94.0.4606.81 Microsoft Edge (affected versions not specified)

Description The issue is related to a heap buffer overflow in the WebRTC technology implementation in Google Chrome and Microsoft Edge, which occurs when processing HTML content. This can allow a remote attacker to execute arbitrary code or cause a denial of service by convincing a user to visit a specially crafted webpage. The attacker can exploit heap corruption via a crafted HTML page.

Recommendations For Google Chrome versions prior to 94.0.4606.81, update to version 94.0.4606.81 or later to resolve the issue. For Microsoft Edge, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-119

CWE-787

Related Identifiers

ALT-PU-2021-3008

ALT-PU-2021-3024

ALT-PU-2021-3044

ALT-PU-2021-3329

ALT-PU-2021-3431

ALT-PU-2021-3436

ALT-PU-2021-3603

BDU:2021-05347

CVE-2021-37979

DSA-5046-1

MGASA-2022-0050

OPENSUSE-SU-2021:1350-1

OPENSUSE-SU-2021:1433-1

OPENSUSE-SU-2021:1434-1

OPENSUSE-SU-2021_1350-1

OPENSUSE-SU-2021_1433-1

OPENSUSE-SU-2021_1434-1

OPENSUSE-SU-2022:0110-1

OPENSUSE-SU-2022_0110-1

OPENSUSE-SU-2024:11572-1

OPENSUSE-SU-2024:11605-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Edge

Suse

References · 2365

• 🔥 https://github.com/Phuong39/PoC-CVE-2021-30632 · Exploit
• 🔥 https://github.com/ZeusBox/CVE-2021-37980 · Exploit
• 🔥 https://github.com/SpiralBL0CK/Chrome-V8-RCE-CVE-2021-38003 · Exploit
• 🔥 https://github.com/CrackerCat/CVE-2021-30632 · Exploit
• 🔥 https://github.com/Peterpan0927/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥 https://github.com/xmzyshypnc/CVE-2021-30551 · Exploit
• 🔥 https://github.com/maldiohead/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1372 · Exploit
• 🔥❌ https://github.com/Lagal1990/CVE-2021-30632 · Exploit, Deleted
• 🔥❌ https://github.com/Expdev893/CVE-2021-30632 · Exploit, Deleted
• https://security-tracker.debian.org/tracker/CVE-2021-37979 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2022-0050.html · Security Note
• https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-37979 · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO · Vendor Advisory