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CVE-2021-23437

Published: 3 September 2021

The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
pillow
Launchpad, Ubuntu, Debian
impish
Released (8.1.2+dfsg-0.3ubuntu0.1)
xenial
Released (3.1.2-0ubuntu1.6+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
trusty
Released (2.3.0-1ubuntu3.4+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
bionic
Released (5.1.0-1ubuntu0.7)
focal
Released (7.0.0-4ubuntu0.5)
hirsute
Released (8.1.2-1ubuntu0.2)
upstream
Released (8.3.2)
jammy
Released (9.0.0-1)
kinetic
Released (9.0.0-1)
lunar
Released (9.0.0-1)
mantic
Released (9.0.0-1)
Patches:
upstream: https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b
pillow-python2
Launchpad, Ubuntu, Debian
hirsute Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Needs triage

upstream Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

python-imaging
Launchpad, Ubuntu, Debian
bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

upstream Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

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