SB2020102217 - Buffer overflow in fastd
Published: October 22, 2020 Updated: November 1, 2020
Security Bulletin ID
SB2020102217
Severity
Medium
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) Buffer overflow (CVE-ID: CVE-2020-27638)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.
Remediation
Install update from vendor's website.