CVE-2019-20907
Published: 13 July 2020
In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
python2.7 Launchpad, Ubuntu, Debian |
bionic |
Released
(2.7.17-1~18.04ubuntu1.1)
|
| eoan |
Ignored
(end of life)
|
|
| trusty |
Released
(2.7.6-8ubuntu0.6+esm6)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Needs triage
|
|
| xenial |
Released
(2.7.12-1ubuntu0~16.04.12)
|
|
| groovy |
Ignored
(end of life)
|
|
| hirsute |
Ignored
(end of life)
|
|
| focal |
Released
(2.7.18-1~20.04.1)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(2.7.18-13ubuntu1)
|
|
| kinetic |
Not vulnerable
(2.7.18-13ubuntu1)
|
|
| lunar |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
python3.4 Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
| impish |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| eoan |
Does not exist
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Released
(3.4.3-1ubuntu1~14.04.7+esm7)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
python3.5 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| hirsute |
Does not exist
|
|
| bionic |
Does not exist
|
|
| eoan |
Does not exist
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Needs triage
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(3.5.2-2ubuntu0~16.04.11)
|
|
| mantic |
Does not exist
|
|
|
python3.6 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| hirsute |
Does not exist
|
|
| bionic |
Released
(3.6.9-1~18.04ubuntu1.1)
|
|
| eoan |
Does not exist
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
Patches: upstream: https://github.com/python/cpython/commit/47a2955589bdb1a114d271496ff803ad73f954b8 |
||
|
python3.7 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| hirsute |
Does not exist
|
|
| bionic |
Needed
|
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Does not exist
|
|
| groovy |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
Patches: upstream: https://github.com/python/cpython/commit/79c6b602efc9a906c8496f3d5f4d54c54b48fa06 |
||
|
python3.8 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| focal |
Released
(3.8.2-1ubuntu1.2)
|
|
| hirsute |
Does not exist
|
|
| bionic |
Needed
|
|
| eoan |
Ignored
(end of life)
|
|
| groovy |
Not vulnerable
(3.8.5-1)
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(3.8.5-1)
|
|
| xenial |
Does not exist
|
|
| mantic |
Does not exist
|
|
|
Patches: upstream: https://github.com/python/cpython/commit/c55479556db015f48fc8bbca17f64d3e65598559 |
||
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 |