Description
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.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
High
Integrity (Vulnerable System)
Low
Availability (Vulnerable System)
Low
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
Affected products
- AVTECH / DVR devices0 – 0
- AVTECH / IP cameras0 – 0
- AVTECH / NVR devices0 – 0
References
- EXPLOIThttps://www.exploit-db.com/exploits/40500
- MISChttps://avtech.com/
- VENDOR_ADVISORYhttps://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities
- MISChttps://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH
- VENDOR_ADVISORYhttps://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns