CVE-2024-55020: A command injection vulnerability in the DHCP activation feature of Weintek cMT-3072XH2 easyweb Web Version v2

This month

CRITICAL 9.8REMOTEDOWNGRADEMITIGATE

CVE-2024-55020 is a critical-severity flaw (CVSS 9.8) affecting easyweb, cmt-3072xh2 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A command injection vulnerability in the DHCP activation feature of Weintek cMT-3072XH2 easyweb Web Version v2.1.53, OS v20231011 allows attackers to execute arbitrary commands with root privileges.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Weakness	CWE-20, CWE-78
Published	2026-03-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: weintek

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

Am I affected?

Timeline

2026-03-03 20:16 UTCPublished CVE record published
2026-06-17 08:10 UTCUpdated Record last modified

weintek easyweb DOWNGRADE

Affected: 2.1.53

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.53

1. Check installed version

apt-cache policy easyweb || rpm -q easyweb || easyweb --version

2. No fixed release: DOWNGRADE to a release before 2.1.53 (Debian / Ubuntu)

apt-cache madison easyweb sudo apt install easyweb=<VERSION_BEFORE_2.1.53> sudo apt-mark hold easyweb

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

dnf --showduplicates list easyweb sudo dnf downgrade easyweb-<VERSION_BEFORE_2.1.53> sudo dnf versionlock add easyweb

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.

weintek cmt-3072xh2 firmware MITIGATE

Affected: 20231011

Fixed in: no fixed release known

Safe to downgrade to: a release before 20231011

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.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · python-hatchling · FIXED · 1.33.0-1.fc46 · FEDORA-2026-3ccbf17812 · source

sudo dnf upgrade --advisory=FEDORA-2026-3ccbf17812

Fedora ELN · pie · FIXED · 1.5.3-1.eln159 · FEDORA-2026-e009523caa · source

sudo dnf upgrade --advisory=FEDORA-2026-e009523caa

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-2024-55020?

easyweb: downgrade or apply the listed mitigation; cmt-3072xh2 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-55020 being exploited?

CVE-2024-55020 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-2024-55020 affect?

CVE-2024-55020 affects easyweb, cmt-3072xh2 firmware. Severity is critical (CVSS 9.8). A command injection vulnerability in the DHCP activation feature of Weintek cMT-3072XH2 easyweb Web Version v2.1.53, OS v20231011 allows attackers to execute arbitrary commands with root privileges.

How urgent is CVE-2024-55020?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-55027 HIGH 7.5 DOWNGRADE MITIGATE Weintek cMT-3072XH2 easyweb v2.1.53, OS v20231011 was discovered to stroe credentials in plaintext in the comp
CVE-2024-55026 CRITICAL 9.8 DOWNGRADE MITIGATE An issue in the reset_pj.cgi endpoint of Weintek cMT-3072XH2 easyweb v2.1.53, OS v20231011 allows unauthorized
CVE-2024-55025 MEDIUM 6.5 DOWNGRADE MITIGATE Incorrect access control in the VNC component of Weintek cMT-3072XH2 easyweb v2.1.53, OS v20231011 allows unau
CVE-2024-55024 CRITICAL 9.8 DOWNGRADE MITIGATE An authentication bypass vulnerability in the authorization mechanism of Weintek cMT-3072XH2 easyweb v2.1.53,
CVE-2024-55023 MEDIUM 5.3 DOWNGRADE MITIGATE Weintek cMT-3072XH2 easyweb v2.1.53, OS v20231011 was discovered to contain a hardcoded encryption key which c

References

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