CVE-2017-3140

bind: Error processing RPZ rules leads to endless loop while handling query

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Severity

Moderate

Red Hat Product Security

3.7

CVSS 3.0

Review impact separately from score.

Published · June 14, 2017

Updated · June 30, 2026

Description

A denial of service flaw was found in the way BIND handled processing of NSDNAME and NSIP rules. A remote attacker could use this flaw to make named enter an infinite loop by sending a specially crafted query, thus resulting in denial-of-service.

Statement

This issue did not affect the versions of BIND as shipped with Red Hat Enterprise Linux 5, 6 and 7.

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 · 3.7
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')