SB2018111317 - Denial of serviservice in Skype for Business
Published: November 13, 2018
Security Bulletin ID
SB2018111317
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2018-8546)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when processing a certain number of emojis. A remote attacker can send a very long message consisting of emojis and crash the affected application.
Remediation
Install update from vendor's website.