SB2019010201 - Denial of service in WhatsApp
Published: January 2, 2019
Security Bulletin ID
SB2019010201
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2018-6344)
The vulnerability allows a remote attacker to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing RPT packets after the call is established. A remote attacker can send a specially crafted RTP packet, trigger heap-based buffer overflow and crash the affected application.
Remediation
Install update from vendor's website.