CVE-2026-1803

critical

Description

A weakness has been identified in Ziroom ZHOME A0101 1.0.1.0. Impacted is an unknown function of the component Dropbear SSH Service. This manipulation causes use of default credentials. Remote exploitation of the attack is possible. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

References

https://vuldb.com/?submit.745529

https://vuldb.com/?submit.745497

https://vuldb.com/?id.343976

https://vuldb.com/?ctiid.343976

https://github.com/Blackhole23-Lab/-/blob/main/vulns/ssh-backdoor.md#proof-of-concept

https://github.com/Blackhole23-Lab/-/blob/main/vulns/ssh-backdoor.md

Details

Source: Mitre, NVD

Published: 2026-02-03

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 9.2

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.00022