CVE-2019-10994 — Processing a specially crafted project file in LAquis SCADA 4

Processing a specially crafted project file in LAquis SCADA 4.3.1.71 may trigger an out-of-bounds read, which may allow an attacker to obtain sensitive information. The attacker must have local access to the system. A CVSS v3 base score of 2.5 has been calculated; the CVSS vector

01What is this vulnerability?

Processing a specially crafted project file in LAquis SCADA 4.3.1.71 may trigger an out-of-bounds read, which may allow an attacker to obtain sensitive information. The attacker must have local access to the system. A CVSS v3 base score of 2.5 has been calculated; the CVSS vector string is (AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N).

02Affected products

Vendor	Product	Versions
n	a / LCDS LAquis SCADA	4.3.1.71

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-08-05T18:41:18.000Z
• Last modified: 2024-08-04T22:40:15.649Z

09References

• www.us-cert.gov — https://www.us-cert.gov/ics/advisories/icsa-19-213-06