SB2018090623 - Improper control of interaction frequency in TeamViewer

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Main Vulnerability Database SB2018090623

SB2018090623 - Improper control of interaction frequency in TeamViewer

Published: September 6, 2018 Updated: November 7, 2019

Security Bulletin ID SB2018090623
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper control of interaction frequency (CVE-ID: CVE-2018-16550)

CWE-ID: CWE-799 - Improper Control of Interaction Frequency

CVSSv4: 6.9 [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]


The vulnerability allows a remote attacker to perform a brute-force attack on the target system.

The vulnerability exists due to the application does not implement sufficient measures to prevent multiple failed authentication attempts. A remote attacker can bypass the brute-force authentication protection mechanism by skipping the "Cancel" step, which makes it easier to determine the correct value of the default 4-digit PIN.



Remediation

Install update from vendor's website.

References