CVE-2023-29779: Sengled Dimmer Switch V0.0.9 contains a denial of service (DOS) vulnerability, which allows a remote attacker

This week

HIGH 7.5REMOTEMITIGATE

CVE-2023-29779 is a high-severity flaw (CVSS 7.5) affecting e1e-g7f firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sengled Dimmer Switch V0.0.9 contains a denial of service (DOS) vulnerability, which allows a remote attacker to send malicious Zigbee messages to a vulnerable device and cause crashes. After receiving the malicious command, the device will keep reporting its status and finally drain its battery after receiving the 'Set_short_poll_interval' command.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Weakness	CWE-770
Published	2023-04-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sengled

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

Am I affected?

Timeline

2023-04-25 14:15 UTCPublished CVE record published
2026-06-17 05:50 UTCUpdated Record last modified

sengled e1e-g7f firmware MITIGATE

Affected: 0.0.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.9

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-2023-29779?

e1e-g7f firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-29779 being exploited?

CVE-2023-29779 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-2023-29779 affect?

CVE-2023-29779 affects e1e-g7f firmware. Severity is high (CVSS 7.5). Sengled Dimmer Switch V0.0.9 contains a denial of service (DOS) vulnerability, which allows a remote attacker to send malicious Zigbee messages to a vulnerable device and cause crashes. After receiving the malicious command, the device will

How urgent is CVE-2023-29779?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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