MS09-056: Vulnerabilities in Windows CryptoAPI Could Allow Spoofing (974571)

medium Nessus Plugin ID 42112
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Synopsis

Certain identity validation methods may be bypassed allowing impersonation.

Description

The remote Windows host contains a version of the Microsoft Windows CryptoAPI that is affected by multiple vulnerabilities :

- A spoofing vulnerability exists in the Microsoft Windows CryptoAPI component when parsing ASN.1 information from X.509 certificates. An attacker who successfully exploited this vulnerability could impersonate another user or system. (CVE-2009-2510)

- A spoofing vulnerability exists in the Microsoft Windows CryptoAPI component when parsing ASN.1 object identifiers from X.509 certificates. An attacker who successfully exploited this vulnerability could impersonate another user or system. (CVE-2009-2511)

Solution

Microsoft has released a set of patches for Windows 2000, XP, 2003, Vista, 2008 and Windows 7.

See Also

https://www.nessus.org/u?c31ec543

Plugin Details

Severity: Medium

ID: 42112

File Name: smb_nt_ms09-056.nasl

Version: 1.27

Type: local

Agent: windows

Published: 10/13/2009

Updated: 8/5/2020

Dependencies: smb_hotfixes.nasl, ms_bulletin_checks_possible.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 6.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Temporal Vector: E:POC/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/o:microsoft:windows

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/13/2009

Vulnerability Publication Date: 10/13/2009

Reference Information

CVE: CVE-2009-2510, CVE-2009-2511

BID: 36475, 36577

IAVA: 2009-A-0095-S

MSFT: MS09-056

MSKB: 974571

EDB-ID: 33264

CWE: 189, 310