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CVE-2021-20276

Publication date 9 March 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

A flaw was found in privoxy before 3.0.32. Invalid memory access with an invalid pattern passed to pcre_compile() may lead to denial of service.

Status

Package Ubuntu Release Status
privoxy 22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy
Fixed 3.0.28-3ubuntu0.1
20.04 LTS focal
Fixed 3.0.28-2ubuntu0.1
18.04 LTS bionic
Fixed 3.0.26-5ubuntu0.1
16.04 LTS xenial
Fixed 3.0.24-1ubuntu0.1
14.04 LTS trusty

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Severity score breakdown

Parameter Value
Base score 7.5 · High
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