CVE-2025-47978
published 2025-07-08CVE-2025-47978: Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
PriorityP336medium6.5CVSS 3.1
AVNACLPRLUINSUCNINAH
EPSS
1.91%
77.3th percentile
Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_server_2022 | < 10.0.20348.3932 | 10.0.20348.3932 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.3932 | 10.0.20348.3932 |
| microsoft | windows_server_2022_23h2 | < 10.0.25398.1732 | 10.0.25398.1732 |
| microsoft | windows_server_2025 | < 10.0.26100.4652 | 10.0.26100.4652 |
| microsoft | windows_server_2025 | >= 10.0.26100.0 < 10.0.26100.4652 | 10.0.26100.4652 |
| msrc | windows_server_2022 | — | — |
| msrc | windows_server_2022_23h2_edition | — | — |
| msrc | windows_server_2025 | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
vendor_msrc6.5MEDIUM
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GHSA
GHSA-wppg-5754-pf4w: Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network
ghsa_unreviewed·2025-07-08
CVE-2025-47978 [MEDIUM] CWE-125 GHSA-wppg-5754-pf4w: Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network
Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
Microsoft
Windows Kerberos Denial of Service Vulnerability
vendor_msrc·2025-07-08·CVSS 6.5
CVE-2025-47978 [MEDIUM] CWE-125 Windows Kerberos Denial of Service Vulnerability
Windows Kerberos Denial of Service Vulnerability
Description: Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
Windows Kerberos: Windows Kerberos
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Denial of Service
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation More Likely
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5062572
Reference: https://support.microsoft.com/help/5062572
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5062553
Reference: https://support.microsoft.com/help/5062553
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5062570
Reference: https://support.microsoft.com/help/5062570
No detection rules found.
No public exploits indexed.
Qualys
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review | Qualys
blogs_qualys·2025-07-08
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review | Qualys
#### Table of Contents
- Microsoft Patch Tuesday for July 2025
- Adobe Patches for July 2025
- Zero-day Vulnerability Patched in July Patch Tuesday Edition
- Critical Severity Vulnerabilities Patched in July Patch Tuesday Edition
- Other Microsoft Vulnerability Highlights
- Microsoft Release Summary
- Discover and Prioritize Vulnerabilities inVulnerability Management, Detection & Response (VMDR)
- Rapid Response withPatch Management (PM)
- EVALUATE Vendor-Suggested Mitigation with Policy Audit
- Microsoft July 2025 Patch Tuesday Mitigations
- Qualys Monthly Webinar Series
With cybersecurity threats continuing to evolve, Microsoft’s July 2025 Patch Tuesday highlights the need for consistent patching — this month’s release includes key fixes for actively exploited vulnerabilities. Here’s a
Qualys
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review
blogs_qualys·2025-07-08
Microsoft and Adobe Patch Tuesday, July 2025 Security Update Review
## Table of Contents
Microsoft Patch Tuesday for July 2025
Adobe Patches for July 2025
Zero-day Vulnerability Patched in July Patch Tuesday Edition
Critical Severity Vulnerabilities Patched in July Patch Tuesday Edition
Other Microsoft Vulnerability Highlights
Microsoft Release Summary
Discover and Prioritize Vulnerabilities inVulnerability Management, Detection & Response (VMDR)
Rapid Response withPatch Management (PM)
EVALUATE Vendor-Suggested Mitigation with Policy Audit
Microsoft July 2025 Patch Tuesday Mitigations
Qualys Monthly Webinar Series
With cybersecurity threats continuing to evolve, Microsoft’s July 2025 Patch Tuesday highlights the need for consistent patching — this month’s release includes key fixes for actively exploited vulnerabilities. Here’s a quick breakdo
2025-07-08
Published