CISA KEV · Known exploitedHigh

CVE-2016-4523

Trihedral VTScada (formerly VTS)

The WAP interface in Trihedral VTScada (formerly VTS) 8.x through 11.x before 11.2.02 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via unspecified vectors.

CVSS
7.5
EPSS
31.4%
98.1% percentile
CISA KEV
Listed
Published
2016.06.09
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability31.4%
Technical severityCVSS 7.5

Vulnerability overview

The WAP interface in Trihedral VTScada (formerly VTS) 8.x through 11.x before 11.2.02 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via unspecified vectors.

Affected product and versions

Product
Trihedral VTScada (formerly VTS)
Affected versions
>= 8.0.05 < 11.2.02
Fixed versions
11.2.02

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.05.06
  1. 1
    Identify

    Confirm that Trihedral VTScada (formerly VTS) and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
CWE-119, CWE-125
KEV added
2022.04.15
Ransomware use
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