KEV Intelligence

Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2024-7339

TVT DVR TD-2104TS-CL queryDevInfo information disclosure

TVT / DVR TD-2104TS-CL · 1.3.3.20657B180918.D06.U2\/4A41T\/

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Severity
CVSS 6.9 · Medium
Confidence
High
Exploit status
Exploited in the wild
EPSS
32.0%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2024-7339 is an unauthenticated TVT DVR TD-2104TS-CL queryDevInfo information disclosure. A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION...

Is it exploited?

Yes. KEV Intelligence tracks this CVE as a known exploited vulnerability. Confidence is high.

Who is affected?

TVT / DVR TD-2104TS-CL 1.3.3.20657b180918.d06.u2\/4a41t\/.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

TVT DVR TD-2104TS-CL queryDevInfo information disclosure

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. In TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T wurde eine problematische Schwachstelle gefunden. Betroffen ist eine unbekannte Verarbeitung der Datei /queryDevInfo. Dank der Manipulation mit unbekannten Daten kann eine information disclosure-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. Der Exploit steht zur öffentlichen Verfügung.

Vendor Product Affected Status
tvt dvr_td_2014ts_cl 1.3.3.20657B180918.D06.U2\/4A41T\/ Affected
tvt dvr_td_2014ts_cl 1.3.4.22966B181219.D00.U1\/4A21S\/ Affected
tvt dvr_td_2014ts_cl 1.3.4.22966B181219.D14.U1\/8A41T\/ Affected
tvt dvr_td_2014ts_cl 1.3.4.22966B181219.D44.U1\/16A82T\/ Affected
tvt dvr_td_2014ts_cl 1.3.4.24513B190218.D00.U1\/8A21S\/ Affected
tvt dvr_td_2018ts_hp 1.3.3.20657B180918.D06.U2\/4A41T\/ Affected
tvt dvr_td_2018ts_hp 1.3.4.22966B181219.D00.U1\/4A21S\/ Affected
tvt dvr_td_2018ts_hp 1.3.4.22966B181219.D14.U1\/8A41T\/ Affected
tvt dvr_td_2018ts_hp 1.3.4.22966B181219.D44.U1\/16A82T\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.3.20657B180918.D06.U2\/4A41T\/ Affected
tvt dvr_td_2014ts_cl 1.3.4.24879B190222.D00.U2\/8A21S\/ Affected
tvt dvr_td_2018ts_hp 1.3.4.24513B190218.D00.U\/(8A21S\/ Affected
tvt dvr_td_2018ts_hp 1.3.4.24879B190222.D00.U2\/8A21S\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.4.22966B181219.D00.U\/(4A21S\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.4.22966B181219.D14.U1\/8A41T\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.4.22966B181219.D44.U1\/16A82T\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.4.24513B190218.D00.U1\/8A21S\/ Affected
tvt provision_isr_dvr_sh_4050a5_5l\/mm\/ 1.3.4.24879B190222.D00.U2\/8A21S\/ Affected
tvt avision_dvr_av108t 1.3.3.20657B180918.D06.U2\/4A41T\/ Affected
tvt avision_dvr_av108t 1.3.4.22966B181219.D00.U\/(4A21S\/ Affected
tvt avision_dvr_av108t 1.3.4.22966B181219.D14.U1\/8A41T\/ Affected
tvt avision_dvr_av108t 1.3.4.22966B181219.D44.U1\/16A82T\/ Affected
tvt avision_dvr_av108t 1.3.4.24513B190218.D00.U\/8A21S\/ Affected
tvt avision_dvr_av108t 1.3.4.24879B190222.D00.U2\/8A21S\/ Affected
TVT DVR TD-2104TS-CL 1.3.3.20657B180918.D06.U2(4A41T) Affected
View vendor advisory (opens in new tab)
Published
01 Aug 2024
Exploitation Reported
11 Jun 2026
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
None

Tags

nuclei_scanner

CVE References

Exploitation evidence

Why KEV Intelligence marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 11 Jun 2026

Independent exploitation attestation added to the KEV Intelligence record.

Proof of concept available

GitHub

Recorded 05 Aug 2024

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the KEV Intelligence Pro API.

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Source Added
The Shadowserver First 2025-08-15 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
0
User-Agents
0

Raw values available in Pro and Enterprise.

Virtual patch status

No KEV Intelligence virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-7339.yaml 25 Apr 2025

Risk and context

Severity, weaknesses, and research context

CVSS v4.0

6.9 Medium
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

EPSS

32.0%

Weaknesses

Exposure of Sensitive Information to an Unauthorized Actor CWE-200

All CVSS Scores

CVSS v4.0 6.9 Medium

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

CVSS v3.1 5.3 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v3.0 5.3 Medium

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v2.0 5.0 Medium

AV:N/AC:L/Au:N/C:P/I:N/A:N

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

TVT DVR Sensitive Device - Information Disclosure

nuclei · Created Unknown

Timeline

From disclosure to observed exploitation

  1. Public PoC available

    Public proof-of-concept code published

  2. Added to KEV Intelligence KEV Feed

    High-confidence, third-party attested exploitation

  3. Nuclei template available

    Scanner coverage available

  4. CVE published

    Vulnerability disclosed publicly

  5. CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2024-7339

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2024-7339",
  "confidence": "High",
  "cvss_score": 6.9,
  "cvss_estimated": false,
  "epss_score": 0.32028,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}

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