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Fencer Intel
critical 9.8

CVE-2017-7912 json

Hanwha Techwin SRN-4000, SRN-4000 firmware versions prior to SRN4000_v2.16_170401, A specially crafted http request and response could allo…

published 2019-04-08 7 y ago modified 2026-06-17 4 mo ago also EUVD-2017-16883

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.4%
EPSS 4.4% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Hanwha Techwin SRN-4000, SRN-4000 firmware versions prior to SRN4000_v2.16_170401, A specially crafted http request and response could allow an attacker to gain access to the device management page with admin privileges without proper authentication.

Patch / fix

  • hanwhasecurity srn-4000_firmware 2.16_170401

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-17-136-03 updated cvss 9.8

Hanwha Techwin SRN-4000

  • Hanwha Techwin SRN-4000 firmware < SRN4000_v2.16_170401
    affected: mitigation “Hanwha Techwin recommends that users update to firmware Version SRN4000_v2.16_170401.zip or newer.” urldefense.proofpoint.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

4.38% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

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

Affected products

  • Hanwha Techwin SRN-4000

Classification

Weakness

References

Sources

Fencer Intel 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.