CVE-2025-49670 — Heap-based Buffer Overflow in Microsoft Windows Server 2008 R2 Service Pack 1

CWE-122 — Heap-based Buffer Overflow4 documents4 sources
Severity
6.5MEDIUMNVD
EPSS
0.5%
top 34.60%
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:N/A:NExploitability: 2.8 | Impact: 3.6

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
CVEList
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability↗2025-07-08
▶
GHSA
GHSA-258c-h3vm-64r5: 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
▶

📋Vendor Advisories

1
Microsoft
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability↗2025-07-08
▶
CVE-2025-49670 — Heap-based Buffer Overflow | cvebase