CVE-2014-2258

NONECVSS 0.0

0.0

Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted HTTPS packets, a different vulnerability than CVE-2014-2259.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 65.2%
KEV: Not listed

Published

March 24, 2014

Last Modified

May 6, 2026

References (6)

cve@mitrehttp://ics-cert.us-cert.gov/advisories/ICSA-14-079-02
cve@mitrehttp://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-654382.pdf
cve@mitrehttps://cert-portal.siemens.com/productcert/pdf/ssa-654382.pdf
af854a3a-2127-422b-91ae-364da2661108http://ics-cert.us-cert.gov/advisories/ICSA-14-079-02
af854a3a-2127-422b-91ae-364da2661108http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-654382.pdf
af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/pdf/ssa-654382.pdf

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore

Frequently asked(4)

What is CVE-2014-2258?

CVE-2014-2258 is a none vulnerability published on March 24, 2014. Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted HTTPS packets, a different vulnerability than CVE-2014-2259.

When was CVE-2014-2258 disclosed?

CVE-2014-2258 was first published in the National Vulnerability Database on March 24, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2014-2258 actively exploited?

CVE-2014-2258 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 65.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2014-2258?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-2258, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2014-2258

📅 Published

🔄 Last Modified

🔗 References (6)