Vulnerabilities

CVE-2021-21148

February 21, 2021

Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Summary:

Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Reference Links(if available):

https://crbug.com/1170176

https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_4.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/

https://lists.fedoraproject.org/archives/list/[email protected]/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/

https://www.debian.org/security/2021/dsa-4858

CVSS Score (if available)

v2: / HIGHAV:N/AC:M/Au:N/C:P/I:P/A:P

v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Links to Exploits(if available)

Tags: CVE, CVE-2021-21148, MISC, Permissions Required, vulnerability

CVE-2021-21148

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

[KILLSEC] – Ransomware Victim: PT Pertamina

[FOG] – Ransomware Victim: Howell Township Public Schools (howell[.]k12[.]nj[.]us)

[FOG] – Ransomware Victim: EP Holdings (epholdingsinc[.]com)

Cobalt Strike Beacon Detected – 101[.]36[.]117[.]41:8880

Cobalt Strike Beacon Detected – 47[.]242[.]206[.]77:8888

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

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[KILLSEC] – Ransomware Victim: PT Pertamina

[FOG] – Ransomware Victim: Howell Township Public Schools (howell[.]k12[.]nj[.]us)

[FOG] – Ransomware Victim: EP Holdings (epholdingsinc[.]com)

Cobalt Strike Beacon Detected – 101[.]36[.]117[.]41:8880

Cobalt Strike Beacon Detected – 47[.]242[.]206[.]77:8888