PT-2021-2283 · Microsoft · Windows Dns Server+1

Nicolas Joly · Published 2021-03-09 · Updated 2023-12-29 · CVE-2021-26895

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

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

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

Description The issue is related to insufficient input validation in the Windows DNS Server service, which can be exploited by a remote attacker to cause a denial of service. This can also allow remote attackers to execute arbitrary code and affect the system.

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

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

BDU:2021-01366

CVE-2021-26895

Affected Products

Windows

Windows Dns Server

References · 18

• https://nvd.nist.gov/vuln/detail/CVE-2021-26895 · Security Note
• https://bdu.fstec.ru/vul/2021-01366 · Security Note
• https://osv.dev/vulnerability/CVE-2021-26895 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26895 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26895 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-26895 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26895 · Vendor Advisory
• https://t.me/cvenotify/11167 · Telegram Post
• https://t.me/cibsecurity/24771 · Telegram Post
• https://t.me/cvenotify/11502 · Telegram Post
• https://t.me/cvenotify/11181 · Telegram Post
• https://t.me/cvenotify/11287 · Telegram Post
• https://t.me/cvenotify/11286 · Telegram Post
• https://t.me/cvenotify/11166 · Telegram Post
• https://t.me/cvenotify/11179 · Telegram Post