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Debian Security Advisory DSA 4440-1 (bind9 - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

4 years ago

Modified

Modified

4 years ago

Summary

The remote host is missing an update for the 'bind9' package(s) announced via the DSA-4440-1 advisory.

Insight

Insight

Multiple vulnerabilities were found in the BIND DNS server: CVE-2018-5743 Connection limits were incorrectly enforced. CVE-2018-5745 The 'managed-keys' feature was susceptible to denial of service by triggering an assert. CVE-2019-6465 ACLs for zone transfers were incorrectly enforced for dynamically loadable zones (DLZs).

Affected Software

Affected Software

'bind9' package(s) on Debian Linux.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

For the stable distribution (stretch), these problems have been fixed in version 1:9.10.3.dfsg.P4-12.3+deb9u5. We recommend that you upgrade your bind9 packages.

Common Vulnerabilities and Exposures (CVE)