CVE-2017-3139
First published: Wed May 03 2017(Updated: )
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.
Credit: security-officer@isc.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/bind9 | 1:9.11.5.P4+dfsg-5.1+deb10u7 1:9.11.5.P4+dfsg-5.1+deb10u9 1:9.16.44-1~deb11u1 1:9.18.19-1~deb12u1 1:9.19.17-1 | |
| Red Hat Enterprise Linux Server | =6.2 | |
| Red Hat Enterprise Linux Server | =6.4 | |
| Red Hat Enterprise Linux Server | =6.5 | |
| Red Hat Enterprise Linux Server | =6.6 | |
| Red Hat Enterprise Linux Server | =6.7 | |
| Red Hat Enterprise Linux Server | =6.5 | |
| Red Hat Enterprise Linux Server | =6.6 |
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Reference Links
- https://access.redhat.com/security/cve/cve-2017-3139
- https://bugzilla.redhat.com/show_bug.cgi?id=1447743
- https://security-tracker.debian.org/tracker/CVE-2017-3139
- https://access.redhat.com/errata/RHSA-2017:1202
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1447743#c1
- https://access.redhat.com/errata/RHSA-2017:1582
Frequently Asked Questions
What is the severity of CVE-2017-3139?
CVE-2017-3139 has a severity rating of moderate due to its potential to cause denial of service.
How do I fix CVE-2017-3139?
To fix CVE-2017-3139, upgrade to a patched version of the BIND software as listed in the advisory.
What software is affected by CVE-2017-3139?
CVE-2017-3139 affects various versions of BIND, particularly those on Debian and Red Hat Enterprise Linux.
Can CVE-2017-3139 be exploited remotely?
Yes, CVE-2017-3139 can be exploited remotely through specially crafted DNS responses.
What are the symptoms of an attack exploiting CVE-2017-3139?
An attack exploiting CVE-2017-3139 may cause the BIND service to exit unexpectedly due to an assertion failure.
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