Security readout for executives and security teams
Plain-English summary
Some Xiongmai network video recorders allow an authenticated remote user to run operating system commands as root. For a business, exposed surveillance devices could become a foothold, be disabled, or be used to access sensitive video-related systems.
Executive priority
Treat this as a high-priority exposure-reduction issue for surveillance networks. Prioritize internet-facing or default-credential devices first, because compromise gives root-level control of the NVR.
Technical view
CVE-2022-45045 is CWE-78 command injection in multiple Xiongmai NVR devices. The CVE describes authenticated network command execution as root through the device upgrade mechanism on port 34567, with low attack complexity and high impact across confidentiality, integrity, and availability.
Likely exposure
Exposure is most likely where affected Xiongmai NVR firmware is deployed and reachable over untrusted networks. The CVE names MBD6304T and NBD6808T-PL firmware builds, but the structured affected-product data is incomplete.
Exploitation context
The CVE description reports exploitation in the wild starting around 2019. The bundle does not mark it as CISA KEV. Authentication is required, but the CVE notes default credentials may be usable in some cases.
Researcher notes
The public bundle gives strong impact detail but incomplete affected-product enumeration. Do not assume only the two named firmware builds are affected; use vendor guidance and asset evidence to scope exposure.
Mitigation direction
- Inventory Xiongmai NVRs and identify exact firmware versions.
- Check Xiongmai vendor guidance and apply available firmware updates.
- Remove internet exposure to port 34567 and restrict management access.
- Change default credentials and enforce unique administrative passwords.
- Replace unsupported devices if no fixed firmware is available.
Validation and detection
- Confirm whether named MBD6304T or NBD6808T-PL firmware builds are present.
- Verify port 34567 is not reachable from the internet.
- Review device logs for suspicious upgrade activity or unexpected administrator access.
- Confirm default credentials are disabled on all affected devices.
- Validate firmware status against current Xiongmai guidance.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-45045 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://vulncheck.com/blog/xiongmai-iot-exploitationCVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.