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CVE-2021-29921

Published: 6 May 2021

In Python before 3,9,5, the ipaddress library mishandles leading zero characters in the octets of an IP address string. This (in some situations) allows attackers to bypass access control that is based on IP addresses.

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
python2.7
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
groovy Not vulnerable
(code not present)
hirsute Not vulnerable
(code not present)
impish Not vulnerable
(code not present)
jammy Not vulnerable
(code not present)
precise Not vulnerable
(code not present)
trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Not vulnerable
(code not present)
python3.10
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

groovy Does not exist

hirsute
Released (3.10.0~b1-3~21.04)
impish Not vulnerable
(3.10.0~b1-2)
jammy Not vulnerable
(3.10.0~b1-2)
precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

python3.4
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist

trusty Not vulnerable

upstream Needs triage

xenial Does not exist

python3.5
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist

trusty Not vulnerable

upstream Needs triage

xenial Not vulnerable

python3.6
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(3.6.9-1~18.04ubuntu1.4)
focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

python3.7
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(3.7.5-2~18.04.4)
focal Does not exist

groovy Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

python3.8
Launchpad, Ubuntu, Debian
bionic Needed

focal
Released (3.8.10-0ubuntu1~20.04.1)
groovy
Released (3.8.6-1ubuntu0.3)
hirsute Does not exist

impish Does not exist

jammy Does not exist

precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

python3.9
Launchpad, Ubuntu, Debian
bionic Does not exist

focal
Released (3.9.5-3~20.04.1)
groovy
Released (3.9.5-3~20.10.1)
hirsute
Released (3.9.5-3~21.04)
impish
Released (3.9.5-2ubuntu1)
jammy Does not exist

precise Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist