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 |
trusty |
Needed
|
impish |
Not vulnerable
(4.99.0-2)
|
|
bionic |
Released
(4.9.3-0ubuntu0.18.04.2)
|
|
focal |
Released
(4.9.3-4ubuntu0.1)
|
|
upstream |
Released
(4.99.0-2, 4.9.3-7)
|
|
hirsute |
Not vulnerable
(4.9.3-7)
|
|
xenial |
Released
(4.9.3-0ubuntu0.16.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
jammy |
Not vulnerable
(4.99.0-2)
|
|
lunar |
Not vulnerable
(4.99.0-2)
|
|
groovy |
Ignored
(end of life)
|
|
kinetic |
Not vulnerable
(4.99.0-2)
|
|
mantic |
Not vulnerable
(4.99.0-2)
|
|
Patches: upstream: https://github.com/the-tcpdump-group/tcpdump/commit/e4add0b010ed6f2180dcb05a13026242ed935334 (master) upstream: https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231 (4.9) |
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 |