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CVE-2018-4030

HIGH

7.5

CVSS Score

Published: March 21, 2019 at 03:46 PM UTC

Updated: June 17, 2026 at 01:58 AM UTC

1 product affected across 1 vendorSmart Firewall

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Severity

HIGH7.5

Exploit prediction

EPSS 1%

Description

An exploitable vulnerability exists the safe browsing function of the CUJO Smart Firewall, version 7003. The bug lies in the way the safe browsing function parses HTTP requests. The "Host" header is incorrectly extracted from captured HTTP requests, which would allow an attacker to visit any malicious websites and bypass the firewall. An attacker could send an HTTP request to exploit this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Smart Firewall · Getcujo

95%

7003 CUJO Smart Firewall - Firmware version 7003

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0702

CVSS

7.5HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-444

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