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Test ID:1.3.6.1.4.1.25623.1.1.2.2020.2403
Category:Huawei EulerOS Local Security Checks
Title:Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2020-2403)
Summary:The remote host is missing an update for the Huawei EulerOS; 'unbound' package(s) announced via the EulerOS-SA-2020-2403 advisory.
Description:Summary:
The remote host is missing an update for the Huawei EulerOS
'unbound' package(s) announced via the EulerOS-SA-2020-2403 advisory.

Vulnerability Insight:
Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with `--enable-ipsecmod` support, and ipsecmod is enabled and used in the configuration.(CVE-2019-18934)

Unbound before 1.10.1 has Insufficient Control of Network Message Volume, aka an 'NXNSAttack' issue. This is triggered by random subdomains in the NSDNAME in NS records.(CVE-2020-12662)

Unbound before 1.10.1 has an infinite loop via malformed DNS answers received from upstream servers.(CVE-2020-12663)

Affected Software/OS:
'unbound' package(s) on Huawei EulerOS V2.0SP2.

Solution:
Please install the updated package(s).

CVSS Score:
6.8

CVSS Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2019-18934
Common Vulnerability Exposure (CVE) ID: CVE-2020-12662
Common Vulnerability Exposure (CVE) ID: CVE-2020-12663
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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