CVE-2025-50157 | BDVDB-2026-289290 Detail

MicrosoftWindows Server 2008 R2 Service Pack 1

Description#

Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to disclose information over a network.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-908 Use of Uninitialized Resource

References#

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50157

Exploit#

No public exploit known

History#

Version 12025-08-12Record published in the CVE List.
Version 22026-02-13Most recent update recorded in the CVE List.

Published

Published: 2025-08-12
Last modified: 2026-02-13

Vendor information

Vendor: Microsoft
Product: Windows Server 2008 R2 Service Pack 1

All Microsoft vulnerabilities

Score

5.7 Medium

EPSS

1.2%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 69.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 6.1.7601.0 and < 6.1.7601.27872
Fixed
6.1.7601.27872

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.7 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).