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huaweiHuawei TechnologiesHUAWEI-SA-20171220-02-WINDOWS
HistoryDec 20, 2017 - 12:00 a.m.

Security Advisory - Remote Code Execution Vulnerability in Windows DNSAPI

2017-12-2000:00:00
Huawei Technologies
www.huawei.com
12

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.449 Medium

EPSS

Percentile

97.4%

Microsoft released a security advisory to disclose a remote code execution vulnerability in Windows Domain Name System (DNS) DNSAPI.dll. An unauthenticated, remote attacker would use a malicious DNS server to send corrupted DNS responses to the target. The attacker could exploit the vulnerability to run arbitrary code in the context of the Local System Account. (Vulnerability ID: HWPSIRT-2017-10073)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-11779.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171220-02-windows-en

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.449 Medium

EPSS

Percentile

97.4%