SB2018102516 - MitM attacks against Skype for Business users on AudioCodes IP Phones
Published: October 25, 2018 Updated: November 25, 2018
Security Bulletin ID
SB2018102516
CSH Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Man-in-the-Middle (MitM) attack (CVE-ID: CVE-2018-18567)
CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to perform MitM attacks.
The vulnerability exists due to the application does not perform proper validation of the X.509 certificates when used with an on-premise installation with Skype for Business. A remote attacker can obtain sensitive credential information.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.