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Fencer Vulns
critical 9.8

CVE-2019-13352 json

WolfVision Cynap before 1.30j uses a static, hard-coded cryptographic secret for generating support PINs for the 'forgot password' feature.

published 2019-07-05 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-4855

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

WolfVision Cynap before 1.30j uses a static, hard-coded cryptographic secret for generating support PINs for the 'forgot password' feature. By knowing this static secret and the corresponding algorithm for calculating support PINs, an attacker can reset the ADMIN password and thus gain remote access.

Patch / fix

  • wolfvision cynap 1.30j

Exploit prediction

2.88% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • packetstormsecurity.com http://packetstormsecurity.com/files/153530/WolfVision-Cynap-1.18g-1.28j-Hardcoded-Credential.html referenced PoC, tagged "exploit" by a source, unverified
  • syss.de https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-021.txt referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2019/Jul/9 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 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-798 Use of Hard-coded Credentials

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.