Auth bypass in Ls Electric Xbc-Dn32u
CVE-2023-22803
LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to perform critical functions to the PLC. This could allow an attacker to change the PLC's mode arbitrarily.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.1% 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: 0.006 · change: 0.000
Affected products
- Ls Electric Xbc-Dn32u — versions Operating System Version 01.80
- Ls-Electric Xbc-Dn32u
- Ls-Electric Xbc-Dn32u Firmware — versions 01.80
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.cisa.gov/uscert/ics/advisories/icsa-23-040-02 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-22803?
- CVE-2023-22803 is a high-severity vulnerability in Ls Electric Xbc-Dn32u, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-02-15.
- How severe is CVE-2023-22803?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-22803 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.