CVE-2017-3139
bind: assertion failure in DNSSEC validation
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · May 8, 2017
Updated · November 22, 2025
Description
A denial of service flaw was found in the way BIND handled DNSSEC validation. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response.
Statement
This issue affected only the BIND versions as shipped with Red Hat Enterprise Linux 6. This issue did not affect any upstream versions of BIND. This issue does not affect BIND configurations which have DNSSEC validation turned off.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE not specified