Impact: Important Public Date: 2017-05-08 Bugzilla: 1447743: CVE-2017-3139 bind: assertion failure in DNSSEC validation 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.
Find out more about CVE-2017-3139 from the MITRE CVE dictionary dictionary and NIST NVD.
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.
| CVSS3 Base Score | 7.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux Server TUS (v. 6.6) (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux Advanced Update Support 6.4 (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux Advanced Update Support 6.5 (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux Extended Update Support 6.7 (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux Advanced Update Support 6.2 (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux 6 (bind) | RHSA-2017:1202 | 2017-05-08 |
| Red Hat Enterprise Linux Server TUS (v. 6.5) (bind) | RHSA-2017:1582 | 2017-06-28 |
| Red Hat Enterprise Linux Advanced Update Support 6.6 (bind) | RHSA-2017:1582 | 2017-06-28 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | bind | Not affected |
| Red Hat Enterprise Linux 5 | bind97 | Will not fix |
| Red Hat Enterprise Linux 5 | bind | Will not fix |
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