CVE-2023-5100

MEDIUMNVD 5.95.9—

5.9

Cleartext Transmission of Sensitive Information in RDT400 in SICK APU allows an unprivileged remote attacker to retrieve potentially sensitive information via intercepting network traffic that is not encrypted.

CVSS v3: 5.9
EG Score: 5.9(medium)
EPSS: 22.7%
KEV: Not listed

Published

October 9, 2023

Last Modified

November 21, 2024

References (6)

psirt@sickhttps://sick.com/.well-known/csaf/white/2023/sca-2023-0010.json
psirt@sickhttps://sick.com/.well-known/csaf/white/2023/sca-2023-0010.pdf
psirt@sickhttps://sick.com/psirt
af854a3a-2127-422b-91ae-364da2661108https://sick.com/.well-known/csaf/white/2023/sca-2023-0010.json
af854a3a-2127-422b-91ae-364da2661108https://sick.com/.well-known/csaf/white/2023/sca-2023-0010.pdf
af854a3a-2127-422b-91ae-364da2661108https://sick.com/psirt

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-319Cleartext Transmission of Sensitive Information

Data Freshness Timeline

(refreshed 10× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 16:20 UTCEG score recompute
2026-05-24 16:20 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-5100?

CVE-2023-5100 is a medium vulnerability published on October 9, 2023. Cleartext Transmission of Sensitive Information in RDT400 in SICK APU allows an unprivileged remote attacker to retrieve potentially sensitive information via intercepting network traffic that is not encrypted.

When was CVE-2023-5100 disclosed?

CVE-2023-5100 was first published in the National Vulnerability Database on October 9, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-5100 actively exploited?

CVE-2023-5100 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 22.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-5100?

CVE-2023-5100 has a CVSS v3 base score of 5.9 (NVD).

How do I remediate CVE-2023-5100?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5100, 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.

Dependency Blast Radius

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CVE-2023-5100

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-5100?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(5)

Related CVEs(same CWE)