CVE-2025-49676 — Heap-based Buffer Overflow in Microsoft Windows Server 2008 R2 Service Pack 1

CWE-122 — Heap-based Buffer Overflow4 documents4 sources
Severity
8.8HIGHNVD
EPSS
0.2%
top 54.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Microsoft Windows Server 2008 R2 Service Pack 1Microsoft Windows Server 2008 Service Pack 2Microsoft Windows Server 2012+7 more
Timeline
PublishedJul 8

Description

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5microsoft/windows_server_2008_service_pack_26.0.6003.0 — 6.0.6003.23418
▶CVEListV5microsoft/windows_server_2008_r2_service_pack_16.1.7601.0 — 6.1.7601.27820
▶NVDmicrosoft/windows< 10.0.14393.8246+5
▶CVEListV5microsoft/windows_server_20126.2.9200.0 — 6.2.9200.25573
▶CVEListV5microsoft/windows_server_201610.0.14393.0 — 10.0.14393.8246

🔴Vulnerability Details

2
GHSA
GHSA-3h66-9xgh-v229: Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network↗2025-07-08
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CVEList
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability↗2025-07-08
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📋Vendor Advisories

1
Microsoft
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability↗2025-07-08
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CVE-2025-49676 — Heap-based Buffer Overflow | cvebase