CVEvulnerability
CVE-2018-3985
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-03-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.0 ([email protected])
- 8.3 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-415
Description
An exploitable double free vulnerability exists in the mdnscap binary of the CUJO Smart Firewall. When parsing mDNS packets, a memory space is freed twice if an invalid query name is encountered, leading to arbitrary code execution in the context of the mdnscap process. An unauthenticated attacker can send an mDNS message to trigger this vulnerability.
Affected configurations
• getcujo smart firewall 7003
Related
Weakness · CWE (1)
- CWE-415 Double Free weakness
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0653 Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0653 Exploit, Third Party Advisory