CVE-2022-1736: Ubuntu's configuration of gnome-control-center allowed Remote Desktop Sharing to be enabled by default.

This month

CRITICAL 9.8REMOTEWATCHLISTDOWNGRADEMITIGATE

CVE-2022-1736 is a critical-severity flaw (CVSS 9.8) affecting gnome-remote-desktop, ubuntu linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ubuntu's configuration of gnome-control-center allowed Remote Desktop Sharing to be enabled by default.

Why this priority

Critical severity
Remotely exploitable, no login, no user action
On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Published	2025-01-31
Last modified	2026-06-17

Publisher (CNA): Canonical Ltd. · Vendor: canonical · gnome

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-31 02:15 UTCPublished CVE record published
2026-06-17 04:23 UTCUpdated Record last modified

gnome gnome-remote-desktop DOWNGRADE

Affected: 42.1.1 · 42.1.1-1 · 42.1.1-2

Fixed in: no fixed release known

Safe to downgrade to: a release before 42.1.1

1. Check installed version

apt-cache policy gnome-remote-desktop || rpm -q gnome-remote-desktop || gnome-remote-desktop --version

2. No fixed release: DOWNGRADE to a release before 42.1.1 (Debian / Ubuntu)

apt-cache madison gnome-remote-desktop sudo apt install gnome-remote-desktop=<VERSION_BEFORE_42.1.1> sudo apt-mark hold gnome-remote-desktop

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list gnome-remote-desktop sudo dnf downgrade gnome-remote-desktop-<VERSION_BEFORE_42.1.1> sudo dnf versionlock add gnome-remote-desktop

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

canonical ubuntu linux MITIGATE

Affected: 18.04 · 20.04 · 22.04

Fixed in: no fixed release known

Safe to downgrade to: a release before 18.04

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-1736?

gnome-remote-desktop: downgrade or apply the listed mitigation; ubuntu linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-1736 being exploited?

CVE-2022-1736 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-1736 affect?

CVE-2022-1736 affects gnome-remote-desktop, ubuntu linux. Severity is critical (CVSS 9.8). Ubuntu's configuration of gnome-control-center allowed Remote Desktop Sharing to be enabled by default.

How urgent is CVE-2022-1736?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action; On your watchlist

Software pages

Ubuntu vulnerabilities · WinRM and RDP vulnerabilities

References

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