← back
CVE-2021-31209

Microsoft Exchange Server Spoofing Vulnerability

CVSS 6.5 MEDIUMEPSS 2.6%CWE-290
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.5EPSS 2.6%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
11 May 2021Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Microsoft Exchange Server Spoofing Vulnerability
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Exchange Server 2013 Cumulative Update 23Microsoft · Microsoft Exchange Server 2016 Cumulative Update 19Microsoft · Microsoft Exchange Server 2016 Cumulative Update 20Microsoft · Microsoft Exchange Server 2019 Cumulative Update 8Microsoft · Microsoft Exchange Server 2019 Cumulative Update 9

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31209https://www.zerodayinitiative.com/advisories/ZDI-21-615/