CVE-2018-18409
Published: 17 October 2018
A stack-based buffer over-read exists in setbit() at iptree.h of TCPFLOW 1.5.0, due to received incorrect values causing incorrect computation, leading to denial of service during an address_histogram call or a get_histogram call.
From the Ubuntu Security Team
It was discovered that tcpflow mishandled certain crafted input. An attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
tcpflow Launchpad, Ubuntu, Debian |
bionic |
Released
(1.4.5+repack1-4ubuntu0.18.04.1)
|
| cosmic |
Released
(1.4.5+repack1-4ubuntu0.18.10.1)
|
|
| disco |
Not vulnerable
(1.5.2+repack1-1)
|
|
| eoan |
Not vulnerable
(1.5.2+repack1-1)
|
|
| focal |
Not vulnerable
(1.5.2+repack1-1)
|
|
| groovy |
Not vulnerable
(1.5.2+repack1-1)
|
|
| hirsute |
Not vulnerable
(1.5.2+repack1-1)
|
|
| impish |
Not vulnerable
(1.5.2+repack1-1)
|
|
| jammy |
Not vulnerable
(1.5.2+repack1-1)
|
|
| precise |
Does not exist
|
|
| trusty |
Released
(1.4.4+repack1-2ubuntu0.1~esm1)
|
|
| upstream |
Released
(1.5.2+repack1-1)
|
|
| xenial |
Released
(1.4.5+repack1-1ubuntu0.1)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |