What is CVE-2023-5101?

CVE-2023-5101 is a medium-severity vulnerability in Sick Apu0200, classified under Files or Directories Accessible to External Parties. CVSS score: 5.3/10. Published 2023-10-09.

How severe is CVE-2023-5101?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2023-5101 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Sick Apu0200

CVE-2023-5101

Files or Directories Accessible to External Parties in RDT400 in SICK APU allows an unprivileged remote attacker to download various files from the server via HTTP requests.

Published 2023-10-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.2th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.008 · change: +0.002

Affected products

Weakness classification (CWE)

CWE-552 — Files or Directories Accessible to External Parties

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

sick.com/psirt (issue-tracking, Product)
sick.com/.well-known/csaf/white/2023/sca-2023-0010.pdf (vendor-advisory, Vendor Advisory)
sick.com/.well-known/csaf/white/2023/sca-2023-0010.json (x_csaf, Vendor Advisory)

Frequently asked questions

What is CVE-2023-5101?: CVE-2023-5101 is a medium-severity vulnerability in Sick Apu0200, classified under Files or Directories Accessible to External Parties. CVSS score: 5.3/10. Published 2023-10-09.
How severe is CVE-2023-5101?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-5101 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.