CVE-2023-35643 json
DHCP Server Service Information Disclosure Vulnerability
published 2023-12-12 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-39643
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.6%
- EPSS 2.6% chance of exploitation in 30 days, percentile 85%
- public exploits
- 0
- none known
Summary
DHCP Server Service Information Disclosure Vulnerability
Patch / fix
- Microsoft Windows Server 2019 10.0.17763.5206
- Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.5206
- Microsoft Windows Server 2022 10.0.20348.2159
- Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.584
- Microsoft Windows Server 2016 10.0.14393.6529
- Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.6529
- Microsoft Windows Server 2012 6.2.9200.24614
- Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.24614
- Microsoft Windows Server 2012 R2 6.3.9600.21715
- Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.21715
Exploit prediction
2.65% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Microsoft Windows Server 2019
- Microsoft Windows Server 2019 (Server Core installation)
- Microsoft Windows Server 2022
- Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
- Microsoft Windows Server 2016
- Microsoft Windows Server 2016 (Server Core installation)
- Microsoft Windows Server 2012
- Microsoft Windows Server 2012 (Server Core installation)
- Microsoft Windows Server 2012 R2
- Microsoft Windows Server 2012 R2 (Server Core installation)
Classification
- Weakness
-
- CWE-126 Buffer Over-read
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2023-35643
vendor-advisory, patch
Sources
- CVE List CVE-2023-35643
- NVD CVE-2023-35643
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.