PT-2020-5950 · Microsoft+4 · Edge+4

Akash Labade · Published 2020-07-08 · Updated 2024-06-15 · CVE-2021-21211

Positive Technologies (AI Summary)

CVSS v2.0

9.4

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Google Chrome versions prior to 90.0.4430.72 Microsoft Edge (affected versions not specified)

Description: The issue is related to an inappropriate implementation in the navigation component of the browsers, which may allow a remote attacker to leak cross-origin data or gain unauthorized access to protected information via a specially crafted HTML page.

Recommendations: For Google Chrome versions prior to 90.0.4430.72, update to version 90.0.4430.72 or later. For Microsoft Edge, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improperly Implemented Security Check for Standard

Origin Validation Error

Weakness Enumeration

CWE-358

CWE-346

Related Identifiers

ALT-PU-2021-1667

ALT-PU-2021-1972

ALT-PU-2021-2007

ALT-PU-2021-2141

BDU:2021-02095

CVE-2021-21211

DSA-4906-1

OPENSUSE-SU-2021:0629-1

OPENSUSE-SU-2021_0629-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Edge

Suse

References · 2338

• https://osv.dev/vulnerability/DEBIAN-CVE-2021-21211 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4906-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:0629-1 · Vendor Advisory
• https://debian.org/security/2021/dsa-4906 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-21211 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02095 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-21211 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://security.gentoo.org/glsa/202104-08 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-21211 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-21211 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory