No exploitation reportedFix available

CVE-2019-6823

Q: Is CVE-2019-6823 actively exploited?

Active exploitation of CVE-2019-6823 has not been confirmed. Its EPSS score was 5.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2019-6823?

CVE-2019-6823 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2019-07-15
Fixed in8.0.0
WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A CWE-94: Code Injection vulnerability exists in ProClima (all versions prior to version 8.0.0) which could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system in all versions of ProClima prior to version 8.0.0.

Timeline

dates in UTC

2019-07-1521:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-6823?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-6823?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Schneider-electric proclima

Branch	Affected	Fixed in	Source
8.0	< 8.0.0	8.0.0	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-19-295-01 CISA1 known affected
ICSA-19-295-01_Schneider Electric ProClima
ProClima: all versions prior to 8.0.0

Full record on NVD

Fix

Update Schneider-electric proclima to 8.0.0
Vendor fix CISA ICSA-19-295-01 · 1 productSchneider Electric has released Version 8.0.0 of ProClima and recommends users upgrade to this version or newer.
Mitigation from the vendor CISA ICSA-19-295-01 · 1 productFor more information on these vulnerabilities and the associated upgrade, please see Schneider Electric's SEVD-2019-162-01
Mitigation from the vendor CISA ICSA-19-295-01 · 1 productLocate control and safety system networks and remote devices behind firewalls and isolate them from the business network.
Mitigation from the vendor CISA ICSA-19-295-01 · 1 productPhysical controls should be in place so no unauthorized person has access to the ICS and safety controllers, peripheral equipment, or the ICS and safety networks.
Mitigation from the vendor CISA ICSA-19-295-01 · 1 productAll controllers should reside in locked cabinets and never be left in “Program” mode.
Mitigation from the vendor CISA ICSA-19-295-01 · 1 productAll programming software should be kept in locked cabinets and should never be connected to any network other than the network for devices intended.

Advisories and patches

www.schneider-electric.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.010read 2026-10-23
CNAweakness (CWE)CWE-94read 2026-10-23
NVDweakness (CWE)CWE-94read 2026-10-23
FIRST EPSSEPSS score5.0 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2019-07-15
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-6823?

Is CVE-2019-6823 actively exploited?

Active exploitation of CVE-2019-6823 has not been confirmed. Its EPSS score was 5.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-6823?

CVE-2019-6823 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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