Is CVE-2019-10953 in the CISA KEV catalog?

No. CVE-2019-10953 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-10953?

CVE-2019-10953 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-10953?

CVE-2019-10953 has an EPSS score of 3.67% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-10953?

Upgrade modicon m221 firmware to 1.10.0.0 or later.

CVE & CISA-KEV Catalog

CVE-2019-10953

HIGHEPSS 88th pctl

7.5

CVSS v3

NVD

Description

ABB, Phoenix Contact, Schneider Electric, Siemens, WAGO - Programmable Logic Controllers, multiple versions. Researchers have found some controllers are susceptible to a denial-of-service attack due to a flood of network packets.

CWE-400Resource Exhaustion CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

modicon m221 firmwareNVD

Affected:< 1.10.0.0Fixed in:1.10.0.0CVE-2019-10953derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

3.67%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Mitigation1

ics-cert.us-cert.gov

Third-Party Advisory1

securityfocus.com

Other references1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-04.