CVE-2021-34453

Summary

Microsoft Exchange Server Denial of Service Vulnerability

Affected Software

VendorProductVersion RangeStatus
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1115.02.0 < 15.02.0986.009affected
MicrosoftMicrosoft Exchange Server 2019 Cumulative Update 1015.02.0 < 15.02.0922.014affected
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2115.01.0 < 15.01.2308.015affected
MicrosoftMicrosoft Exchange Server 2016 Cumulative Update 2215.0.0 < 15.01.2375.012affected

Weaknesses

  • Denial of Service

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

CVE Program Container

Additional References

References