CVE-2025-34066

AVTECH IP camera, DVR, and NVR Devices Unauthenticated Information Disclosure

Severity Score

8.3

*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.

Existe una vulnerabilidad de validación incorrecta de certificados en AVTECH IP cameras, DVRs, y NVRs debido al uso de wget con --no-check-certificate en scripts como SyncCloudAccount.sh y SyncPermit.sh. Esto expone las comunicaciones HTTPS a ataques de intermediario (MITM).

*Credits: Gergely Eberhardt (SEARCH-LAB.hu)

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

Present

Privileges Required

None

User Interaction

None

System

Vulnerable | Subsequent

Confidentiality

High

None

Integrity

Low

None

Availability

Low

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

Poc

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2025-04-15 CVE Reserved
2025-07-01 CVE Published
2025-07-01 CVE Updated
2025-07-01 First Exploit
2025-07-02 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-295: Improper Certificate Validation

CAPEC

CAPEC-94: Adversary in the Middle (AiTM)

References (5)

URL	Tag	Source
https://avtech.com	Product
https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns	Third Party Advisory
https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities	Technical Description

URL	Date	SRC
https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH	2025-07-01
https://www.exploit-db.com/exploits/40500	2025-07-01

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
AVTECH Search vendor "AVTECH"		IP Cameras Search vendor "AVTECH" for product "IP Cameras"				0 Search vendor "AVTECH" for product "IP Cameras" and version "0"		en		Affected
AVTECH Search vendor "AVTECH"		DVR Devices Search vendor "AVTECH" for product "DVR Devices"				0 Search vendor "AVTECH" for product "DVR Devices" and version "0"		en		Affected
AVTECH Search vendor "AVTECH"		NVR Devices Search vendor "AVTECH" for product "NVR Devices"				0 Search vendor "AVTECH" for product "NVR Devices" and version "0"		en		Affected