SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-45423

Some Dahua software products have a vulnerability of unauthenticated request of MQTT credentials.

HIGH 7.5EPSS 0.57%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Some Dahua software products have a vulnerability of unauthenticated request of MQTT credentials. An attacker can obtain encrypted MQTT credentials by sending a specific crafted packet to the vulnerable interface (the credentials cannot be directly exploited).

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.57% probability · 46th percentile
CISA KEV
Not listed
Weakness
CWE-306
Affected
dahuasecurity/dss express · dahuasecurity/dss professional · dahuasecurity/dhi-dss7016d-s2 firmware · dahuasecurity/dhi-dss7016dr-s2 firmware · dahuasecurity/dhi-dss4004-s2 firmware
Source
cybersecurity@dahuatech.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.