PT-2021-5304 · Microsoft · Edge

David Erceg · Published 2021-11-19 · Updated 2023-12-28 · CVE-2021-43221

Positive Technologies (AI Summary)

CVSS v3.1

4.2

Medium

Base vector

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

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

Description The issue is related to incorrect code generation management in the browser, which can be exploited by a remote attacker to execute arbitrary code.

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

RCE

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

BDU:2021-06130

CVE-2021-43221

Affected Products

Edge

References · 7

• https://bdu.fstec.ru/vul/2021-06130 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-43221 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43221 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-43221 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43221 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43221 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021112311 · Note