CVE-2023-21529
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 12 | 15.02.0 < 15.02.1118.025 | affected |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 11 | 15.02.0 < 15.02.0986.041 | affected |
| Microsoft | Microsoft Exchange Server 2013 Cumulative Update 23 | 15.00.0 < 15.00.1497.047 | affected |
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 23 | 15.01.0 < 15.01.2507.021 | affected |
Weaknesses
- CWE-502: CWE-502: Deserialization of Untrusted Data
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: active
- Automatable: no
- Technical Impact: total
Additional References
- https://www.microsoft.com/en-us/security/blog/2026/04/06/storm-1175-focuses-gaze-on-vulnerable-web-facing-assets-in-high-tempo-medusa-ransomware-operations/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-21529
References
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