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Test ID:1.3.6.1.4.1.25623.1.0.892738
Category:Debian Local Security Checks
Title:Debian LTS: Security Advisory for c-ares (DLA-2738-1)
Summary:The remote host is missing an update for the 'c-ares'; package(s) announced via the DLA-2738-1 advisory.
Description:Summary:
The remote host is missing an update for the 'c-ares'
package(s) announced via the DLA-2738-1 advisory.

Vulnerability Insight:
An issue has been found in c-ares, an asynchronous name resolver.
Missing input validation of host names returned by Domain Name Servers can
lead to output of wrong hostnames.

Affected Software/OS:
'c-ares' package(s) on Debian Linux.

Solution:
For Debian 9 stretch, this problem has been fixed in version
1.12.0-1+deb9u2.

We recommend that you upgrade your c-ares packages.

CVSS Score:
5.0

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-3672
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