SB2017072601 - Remote DoS in tcpdump
Published: July 26, 2017
Security Bulletin ID
SB2017072601
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) Out-of-bounds read (CVE-ID: CVE-2017-11108)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.The vulnerability exists to a boundary error in the EXTRACT_16BITS() function, called from the stp_print function for the Spanning Tree Protocol in tcpdump 4.9.0. A remote attacker can send a specially crafted network packet, trigger heap-based buffer over-read and crash the affected application.
Successful exploitation of the vulnerability may allow an attacker to perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.