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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
Product Name |
Affected Version |
Resolved Product and Version |
N2000 Appliance |
V100R001C00 |
Follow the Microsoft security advisory to install the patch |
eSpace AEP |
V200R001C50 |
Follow the Microsoft security advisory to install the patch |
eSpace BIR |
V200R001C50 |
Follow the Microsoft security advisory to install the patch |
eSpace ICS |
V200R001C50 |
Follow the Microsoft security advisory to install the patch |
eSpace POM |
V200R001C50 |
Follow the Microsoft security advisory to install the patch |
eSpace POP |
V200R001C50 |
Follow the Microsoft security advisory to install the patch |
The attacker could exploit the vulnerability to run arbitrary code in the context of the Local System Account.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
Temporal Score: 7.5 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
1. The attacker gains the access of the affected products.
Vulnerability details:
An 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.
The Microsoft security advisory is available at: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11779
Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.
This vulnerability was discovered by Microsoft.
2020-08-12 V1.1 UPDATED Updated the "Software Versions and Fixes" section;
2017-12-20 V1.0 INITIAL
None
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