PT-2021-1604 · Microsoft · Sql Server

Published 2021-01-12 · Updated 2025-12-05 · CVE-2021-1636

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

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

Description The issue is related to insufficient input validation in Microsoft SQL Server, which can be exploited by a remote attacker to execute arbitrary code. This is an elevation-of-privilege vulnerability that allows attackers to affect the system.

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

Exploit

LPE

SQL injection

RCE

Weakness Enumeration

CWE-89

CWE-20

Related Identifiers

BDU:2021-00250

CVE-2021-1636

Affected Products

Sql Server

References · 12

• 🔥 https://github.com/Nate0634034090/bug-free-memory · Exploit
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1636 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1636 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1636 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2021-1636 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00250 · Security Note
• https://bdu.fstec.ru/vul/CVE-2021-1636 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1636 · Note
• https://t.me/cvenotify/65705 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1636 · Note
• https://t.me/cvenotify/97485 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021011280 · Note