CVE-2023-28247 json
Windows Network File System Information Disclosure Vulnerability
published 2023-04-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-31955
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
Windows Network File System Information Disclosure Vulnerability
Patch / fix
- Microsoft Windows Server 2019 10.0.17763.4252
- Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.4252
- Microsoft Windows Server 2022 10.0.20348.1668
- Microsoft Windows Server 2016 10.0.14393.5850
- Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.5850
- Microsoft Windows Server 2012 6.2.9200.24216
- Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.24216
- Microsoft Windows Server 2012 R2 6.3.9600.20919
- Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20919
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
1.59% chance of exploitation in the next 30 days, higher than 75% 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 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-191 Integer Underflow (Wrap or Wraparound)
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2023-28247
vendor-advisory, patch
Sources
- CVE List CVE-2023-28247
- NVD CVE-2023-28247
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.