PT-2021-3315 · Microsoft · Windows+1

Ivan Fratric · Published 2021-06-08 · Updated 2023-12-30 · CVE-2021-31959

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

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

Description The issue is related to a memory corruption vulnerability in the scripting engine of Microsoft Windows, specifically in the jscript9.dll library. This vulnerability is caused by a buffer overflow in memory. It allows remote attackers to execute arbitrary code on the system.

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

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

BDU:2021-03092

CVE-2021-31959

Affected Products

Windows

Jscript9.Dll

References · 13

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31959 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31959 · Security Note
• https://bdu.fstec.ru/vul/2021-03092 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31959 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-31959 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-31959 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-31959 · Vendor Advisory
• https://packetstormsecurity.com/files/163056/Internet-Explorer-jscript9.dll-Memory-Corruption.html · Note
• https://t.me/cvenotify/16263 · Telegram Post
• http://packetstormsecurity.com/files/163056/Internet-Explorer-jscript9.dll-Memory-Corruption.html · Note
• https://t.me/cybersecuritytechnologies/4306 · Telegram Post
• https://t.me/cvenotify/15896 · Telegram Post
• https://t.me/cvenotify/15996 · Telegram Post