CVE-2018-3985

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/21/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

getcujo:smart_firewall

Weaknesses (CWE)

CWE-415

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0653(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0653(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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