PT-2022-1990 · Microsoft · Exchange Server

Dr. Florian Hauser · Published 2022-01-11 · Updated 2024-11-14 · CVE-2022-21969

Positive Technologies (AI Summary)

CVSS v3.1

9.0

Critical

Base vector

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

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

Description The issue is related to insufficient input validation in Microsoft Exchange Server, allowing a remote attacker to execute arbitrary code by sending specially crafted data to the server. This can be exploited by attackers to gain unauthorized access and control over the server.

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

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2022-01564

CVE-2022-21969

Affected Products

Exchange Server

References · 18

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21969 · Security Note
• https://osv.dev/vulnerability/CVE-2022-21969 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-21969 · Security Note
• https://bdu.fstec.ru/vul/2022-01564 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21969 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-21969 · Vendor Advisory
• https://twitter.com/fletch_ai/status/1720185778041467096 · Twitter Post
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21969 · Note
• https://twitter.com/fletch_ai/status/1709087657941225575 · Twitter Post
• https://t.me/cvenotify/25259 · Telegram Post
• https://twitter.com/fletch_ai/status/1749584525376552960 · Twitter Post
• https://t.me/cybersecuritytechnologies/5200 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2022011125 · Note
• https://twitter.com/fletch_ai/status/1780325344974975454 · Twitter Post
• https://t.me/pentestingnews/17141 · Telegram Post