CVE-2018-5742
Published: 30 October 2019
While backporting a feature for a newer branch of BIND9, RedHat introduced a path leading to an assertion failure in buffer.c:420. Affects RedHat versions bind-9.9.4-65.el7 -> bind-9.9.4-72.el7. No ISC releases are affected. Other packages from other distributions who made the same error may also be affected.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
bind9 Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(Introduced via RedHat specific backport of Negative Trust Anchor)
|
| cosmic |
Not vulnerable
(Introduced via RedHat specific backport of Negative Trust Anchor)
|
|
| trusty |
Not vulnerable
(Introduced via RedHat specific backport of Negative Trust Anchor)
|
|
| upstream |
Not vulnerable
(debian: Introduced via RedHat specific backport of Negative Trust Anchor)
|
|
| xenial |
Not vulnerable
(Introduced via RedHat specific backport of Negative Trust Anchor)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |