Attacker Value
Unknown
0
CVE-2021-31196
0
CVE ID
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CVE-2021-31196
(Last updated December 29, 2023) ▾
MITRE ATT&CK
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Exfiltration
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Impact
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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Description
Microsoft Exchange Server Remote Code Execution Vulnerability
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.2 High
Impact Score:
5.9
Exploitability Score:
1.2
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
Microsoft Exchange Server 2019 Cumulative Update 9 15.02.0858.015
Microsoft Exchange Server 2016 Cumulative Update 20 15.01.2242.012
Microsoft Exchange Server 2013 Cumulative Update 23 15.00.1497.023
Microsoft Exchange Server 2016 Cumulative Update 21 15.01.2308.014
Microsoft Exchange Server 2019 Cumulative Update 10 15.02.0922.013
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- microsoft
Products
- exchange server 2013,
- exchange server 2016,
- exchange server 2019
Exploited in the Wild
cwyre-r7
indicated source as
Government or Industry Alert (https://cisa.gov/news-events/alerts/2024/08/21/cisa-adds-four-known-exploited-vulnerabilities-catalog)
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AttackerKB Worker indicated source as
Government or Industry Alert (https://www.cisa.gov/news-events/alerts/2024/08/21/cisa-adds-four-known-exploited-vulnerabilities-catalog)
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Yes, delete this reportReferences
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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