CVE-2022-45423
CVE-2022-45423 is a high-severity vulnerability in Dahuasecurity Dss Express with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-306
- Affected product: Dahuasecurity Dss Express
- Published:
- Last modified:
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).
Frequently asked questions
- What is CVE-2022-45423?
- 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).
- How severe is CVE-2022-45423?
- CVE-2022-45423 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2022-45423 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-45423?
- CVE-2022-45423 primarily affects Dahuasecurity Dss Express. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-45423?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-45423 published?
- CVE-2022-45423 was published on 2022-12-27 and last updated on 2026-06-17.
References
Affected products (22)
- cpe:2.3:a:dahuasecurity:dss_express:7.002.1760000.2:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_express:8.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_express:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_express:8.1:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_express:8.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_professional:7.002.1760000.2:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_professional:8.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_professional:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_professional:8.1:*:*:*:*:*:*:*
- cpe:2.3:a:dahuasecurity:dss_professional:8.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016d-s2_firmware:1.001.0000001.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016d-s2_firmware:8.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016d-s2_firmware:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016d-s2_firmware:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016dr-s2_firmware:1.001.0000001.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016dr-s2_firmware:8.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016dr-s2_firmware:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss7016dr-s2_firmware:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss4004-s2_firmware:1.001.0000001.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss4004-s2_firmware:8.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss4004-s2_firmware:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-dss4004-s2_firmware:8.1:*:*:*:*:*:*:*
More vulnerabilities in Dahuasecurity Dss Express
- CVE-2022-45431 — High (CVSS 7.5): Some Dahua software products have a vulnerability of unauthenticated restart of remote DSS Server. After bypassing the…
- CVE-2022-45429 — High (CVSS 7.5): Some Dahua software products have a vulnerability of server-side request forgery (SSRF). An Attacker can access…
- CVE-2022-45425 — High (CVSS 7.5): Some Dahua software products have a vulnerability of using of hard-coded cryptographic key. An attacker can obtain the…
- CVE-2022-45427 — High (CVSS 7.2): Some Dahua software products have a vulnerability of unrestricted upload of file. After obtaining the permissions of…
- CVE-2022-45426 — Medium (CVSS 6.5): Some Dahua software products have a vulnerability of unrestricted download of file. After obtaining the permissions of…
- CVE-2022-45434 — Medium (CVSS 5.9): Some Dahua software products have a vulnerability of unauthenticated un-throttled ICMP requests on remote DSS Server.…
All CVEs affecting Dahuasecurity Dss Express →
Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities
- CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
- CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
- CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
- CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
- CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
- CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…
Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →