CVE-2020-12734: DEPSTECH WiFi Digital Microscope 3 allows remote attackers to change the SSID and password, and demand a ranso

This month

HIGH 8.1MITIGATE

CVE-2020-12734 is a high-severity flaw (CVSS 8.1) affecting wifi digital microscope 3 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

DEPSTECH WiFi Digital Microscope 3 allows remote attackers to change the SSID and password, and demand a ransom payment from the rightful device owner, because there is no way to reset to Factory Default settings.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.1 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 39%)
CISA exploited list	No
Weakness	CWE-862
Published	2021-07-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: depstech

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

Am I affected?

Timeline

2021-07-15 16:15 UTCPublished CVE record published
2026-06-17 02:52 UTCUpdated Record last modified

depstech wifi digital microscope 3 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

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-2020-12734?

wifi digital microscope 3 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-12734 being exploited?

CVE-2020-12734 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-2020-12734 affect?

CVE-2020-12734 affects wifi digital microscope 3 firmware. Severity is high (CVSS 8.1). DEPSTECH WiFi Digital Microscope 3 allows remote attackers to change the SSID and password, and demand a ransom payment from the rightful device owner, because there is no way to reset to Factory Default settings.

How urgent is CVE-2020-12734?

Priority 49/100. High severity; Public exploit reference

Software pages

Wi-Fi vulnerabilities

Related CVEs

CVE-2020-12733 HIGH 7.5 MITIGATE Certain Shenzhen PENGLIXIN components on DEPSTECH WiFi Digital Microscope 3, as used by Shekar Endoscope, allo
CVE-2020-12732 MEDIUM 6.5 MITIGATE DEPSTECH WiFi Digital Microscope 3 has a default SSID of Jetion_xxxxxxxx with a password of 12345678.

References

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