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CVE-2018-3969

Common vulnerabilities & exposures (CVE)

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Published at: - 21-03-2019 05:29
Last modified: - 19-04-2022 08:15
Total changes: - 2

Description

An exploitable vulnerability exists in the verified boot protection of the CUJO Smart Firewall. It is possible to add arbitrary shell commands into the dhcpd.conf file, that persist across reboots and firmware updates, and thus allow for executing unverified commands. To trigger this vulnerability, a local attacker needs to be able to write into /config/dhcpd.conf.

Common Vulnerability Scoring System (CVSS)

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Low
Attack complexity
Local
Attack vector
High
Availability
High
Confidentiality
High
Integrity
Low
Privileges required
Unchanged
Scope
None
User interaction
7.8
Base score
1.8
5.9
Exploitability score
Impact score
 

Verification logic

OR
vendor=getcujo AND product=smart_firewall AND version=7003
 

Reference

 


Keywords

NVD

 

CVE-2018-3969

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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