Skip to content
Fencer Vulns
high 8.2

CVE-2019-12325 json

The Htek UC902 VoIP phone web management interface contains several buffer overflow vulnerabilities in the firmware version 2.0.4.4.46, whi…

published 2019-07-22 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3961

cvss
8.2
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

The Htek UC902 VoIP phone web management interface contains several buffer overflow vulnerabilities in the firmware version 2.0.4.4.46, which allow an attacker to crash the device (DoS) without authentication or execute code (authenticated as a user) to spawn a remote shell as a root user.

Exploit prediction

1.99% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sit.fraunhofer.de https://www.sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Htek_UC902.pdf referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 8.2 CVSS:3.0/AC:L/AV:A/A:H/C:L/I:L/PR:L/S:C/UI:N
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.0 8.2 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

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.