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Fencer Vulns
critical 9.8

CVE-2017-14706 in the critical feed json

DenyAll WAF before 6.4.1 allows unauthenticated remote attackers to obtain authentication information by making a typeOf=debug request to /…

published 2017-09-22 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-6203

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
28.2%
EPSS 28.2% chance of exploitation in 30 days, percentile 98%
public exploits
1
Metasploit

Summary

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.

Timeline

  1. First public exploit (Metasploit exploit/linux/http/denyall_waf_exec)
  2. Published

Exploit prediction

28.24% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/linux/http/denyall_waf_exec DenyAll Web Application Firewall Remote Code Execution metasploit exploit, excellent rank, 2017-09-19
  • github.com https://github.com/rapid7/metasploit-framework/pull/8980 referenced PoC, tagged "exploit" by a source, unverified
  • pentest.blog https://pentest.blog/advisory-denyall-web-application-firewall-unauthenticated-remote-code-execution/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.