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Vulnerability record · CVE-2017-14706 · published 22 September 2017

CVE-2017-14706: Denyall i-suite improper authentication vulnerability

Denyall · I Suite

DenyAll WAF before 6.4.1 allows unauthenticated remote attackers to obtain authentication information by making a typeOf=debug request to /webservices/download/index.php, and then reading the iToken field in the reply. This affects DenyAll i-Suite LTS 5.5.0 through 5.5.12, i-Suite 5.6, Web Application Firewall 5.7, and Web Application Firewall 6.x before 6.4.1, with On Premises or AWS/Azure cloud deployments.

9.8 CVSS 3.0 Critical EPSS 28% · top 1.9% CWE-287 · Improper authentication
9.8CVSS 3.0 base score, v2 7.5
28%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

DenyAll WAF before 6.4.1 allows unauthenticated remote attackers to obtain authentication information by making a typeOf=debug request to /webservices/download/index.php, and then reading the iToken field in the reply. This affects DenyAll i-Suite LTS 5.5.0 through 5.5.12, i-Suite 5.6, Web Application Firewall 5.7, and Web Application Firewall 6.x before 6.4.1, with On Premises or AWS/Azure cloud deployments.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/rapid7/metasploit-framework/pull/8980 ExploitThird Party Advisory
https://pentest.blog/advisory-denyall-web-application-firewall-unauthenticated-remote-code-execution/ ExploitTechnical DescriptionThird Party Advisory
https://www.denyall.com/blog/advisories/advisory-unauthenticated-remote-code-execution-denyall-web-application-firewall/ Vendor Advisory
https://github.com/rapid7/metasploit-framework/pull/8980 ExploitThird Party Advisory
https://pentest.blog/advisory-denyall-web-application-firewall-unauthenticated-remote-code-execution/ ExploitTechnical DescriptionThird Party Advisory
https://www.denyall.com/blog/advisories/advisory-unauthenticated-remote-code-execution-denyall-web-application-firewall/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-14706), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.