CVE-2020-6923

Publication date 19 December 2024

Last updated 18 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.7 · Medium

Score breakdown

The HP Linux Imaging and Printing (HPLIP) software may potentially be affected by memory buffer overflow.

Read the notes from the security team

Status

Package Ubuntu Release Status
hplip 25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Fixed 3.20.3+dfsg0-2ubuntu0.1
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation

Notes

mdeslaur

hplip 3.20.9 replaces the vulnerable file (/protocol/discovery/mdns.c) with a completely different replacement based on avahi (/protocol/discovery/avahiDiscovery.c) as such, a minimal fix is unavailable from HP.

Severity score breakdown

Parameter Value
Base score 5.7 · Medium
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H