SB2022081631 - DNS cache poisoning in totd
Published: August 16, 2022
Security Bulletin ID
SB2022081631
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use of insufficiently random values (CVE-ID: CVE-2022-34295)
The vulnerability allows a remote attacker to perform DNS cache poisoning attacks.
The vulnerability exists due to totd does not properly randomize message IDs. A remote attacker can send specially crafted DNS packets to the server and poison the DNS cache.
Remediation
Install update from vendor's website.