CVE-2020-8037
Published: 4 November 2020
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
tcpdump Launchpad, Ubuntu, Debian |
bionic |
Released
(4.9.3-0ubuntu0.18.04.2)
|
| focal |
Released
(4.9.3-4ubuntu0.1)
|
|
| groovy |
Ignored
(end of life)
|
|
| hirsute |
Not vulnerable
(4.9.3-7)
|
|
| impish |
Not vulnerable
(4.99.0-2)
|
|
| jammy |
Not vulnerable
(4.99.0-2)
|
|
| kinetic |
Not vulnerable
(4.99.0-2)
|
|
| lunar |
Not vulnerable
(4.99.0-2)
|
|
| mantic |
Not vulnerable
(4.99.0-2)
|
|
| noble |
Not vulnerable
(4.99.0-2)
|
|
| trusty |
Needed
|
|
| upstream |
Released
(4.99.0-2, 4.9.3-7)
|
|
| xenial |
Released
(4.9.3-0ubuntu0.16.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
|
Patches: upstream: https://github.com/the-tcpdump-group/tcpdump/commit/e4add0b010ed6f2180dcb05a13026242ed935334 upstream: https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231 |
||
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 |