CVE-2022-28605: Hardcoded admin token in SoundBar apps in Linkplay SDK 1.00 allows remote attackers to gain admin privilege ac

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-28605 is a critical-severity flaw (CVSS 9.8) affecting sound bar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Hardcoded admin token in SoundBar apps in Linkplay SDK 1.00 allows remote attackers to gain admin privilege access in linkplay antifactory

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-798
Published	2022-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: linkplay

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

Am I affected?

Timeline

2022-06-02 14:15 UTCPublished CVE record published
2026-06-17 04:38 UTCUpdated Record last modified

linkplay sound bar DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy sound-bar || rpm -q sound-bar || sound-bar --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison sound-bar sudo apt install sound-bar=<VERSION_BEFORE_1.0> sudo apt-mark hold sound-bar

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

dnf --showduplicates list sound-bar sudo dnf downgrade sound-bar-<VERSION_BEFORE_1.0> sudo dnf versionlock add sound-bar

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.

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-2022-28605?

sound bar: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-28605 being exploited?

CVE-2022-28605 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-2022-28605 affect?

CVE-2022-28605 affects sound bar. Severity is critical (CVSS 9.8). Hardcoded admin token in SoundBar apps in Linkplay SDK 1.00 allows remote attackers to gain admin privilege access in linkplay antifactory

How urgent is CVE-2022-28605?

Priority 60/100. Critical severity; Remotely exploitable, no login, no user action

References

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