Heap-based Buffer Overflow in Windows Routing and Remote Access Service by Microsoft
CVE-2025-47998

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Windows Server 2025 (server Core Installation)
Vendor
CVE Published:
8 July 2025

What is CVE-2025-47998?

A heap-based buffer overflow vulnerability exists in the Windows Routing and Remote Access Service (RRAS), which may allow an unauthorized attacker to execute arbitrary code remotely. This flaw can be exploited via crafted network packets, potentially compromising system integrity and enabling attackers to manipulate affected systems without detection. Mitigation strategies and software updates are crucial for protecting networks from potential exploitation.

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Affected Version(s)

Windows Server 2008 Service Pack 2 x64-based Systems 6.0.6003.0 < 6.0.6003.23418

Windows Server 2008 R2 Service Pack 1 (Server Core installation) x64-based Systems 6.1.7601.0 < 6.1.7601.27820

Windows Server 2008 R2 Service Pack 1 x64-based Systems 6.1.7601.0 < 6.1.7601.27820

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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