CVE-2018-16881
Published: 25 January 2019
A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash. Versions before 8.27.0 are vulnerable.
Notes
| Author | Note |
|---|---|
| sbeattie | requires imptcp module to be loaded, which is not enabled in the default configuration |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
rsyslog Launchpad, Ubuntu, Debian |
groovy |
Not vulnerable
|
| xenial |
Released
(8.16.0-1ubuntu3.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| lunar |
Not vulnerable
|
|
| bionic |
Not vulnerable
(8.32.0-1ubuntu4)
|
|
| cosmic |
Not vulnerable
|
|
| disco |
Not vulnerable
|
|
| eoan |
Not vulnerable
|
|
| focal |
Not vulnerable
|
|
| hirsute |
Not vulnerable
|
|
| impish |
Not vulnerable
|
|
| jammy |
Not vulnerable
|
|
| kinetic |
Not vulnerable
|
|
| trusty |
Needed
|
|
| upstream |
Released
(8.27.0-2)
|
|
| mantic |
Not vulnerable
|
|
|
Patches: upstream: https://github.com/rsyslog/rsyslog/commit/0381a0de64a5a048c3d48b79055bd9848d0c7fc2 |
||
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 |