CVE Vulnerabilities

CVE-2020-6852

Improper Restriction of Excessive Authentication Attempts

Published: Apr 02, 2020 | Modified: Jul 21, 2021
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
10 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu

CACAGOO Cloud Storage Intelligent Camera TV-288ZD-2MP with firmware 3.4.2.0919 has weak authentication of TELNET access, leading to root privileges without any password required.

Weakness

The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks.

Affected Software

Name Vendor Start Version End Version
Tv-288zd-2mp_firmware Cacagoo 3.4.2.0919 (including) 3.4.2.0919 (including)

Potential Mitigations

  • Common protection mechanisms include:

  • Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.

  • Consider using libraries with authentication capabilities such as OpenSSL or the ESAPI Authenticator. [REF-45]

References