Vulnerabilities > CVE-2018-4003 - Out-of-bounds Write vulnerability in Getcujo Smart Firewall 7003
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
An exploitable heap overflow vulnerability exists in the mdnscap binary of the CUJO Smart Firewall running firmware 7003. The string lengths are handled incorrectly when parsing character strings in mDNS resource records, leading to arbitrary code execution in the context of the mdnscap process. An unauthenticated attacker can send an mDNS message to trigger this vulnerability.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |
Common Weakness Enumeration (CWE)
Talos
| id | TALOS-2018-0672 |
| last seen | 2019-05-29 |
| published | 2019-03-19 |
| reporter | Talos Intelligence |
| source | http://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0672 |
| title | CUJO Smart Firewall mdnscap mDNS character-strings code execution vulnerability |