01 Record
CVE-2022-2967
Prosys OPC UA Simulation Server version prior to v5.3.0-64 and UA Modbus Server versions 1.4.18-5 and prior do not sufficiently protect credentials, which could allow an attacker to obtain user
MediumPUBLISHEDCNA: icscert
CNA base score6.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
02 Description
Prosys OPC UA Simulation Server version prior to v5.3.0-64 and UA Modbus Server versions 1.4.18-5 and prior do not sufficiently protect credentials, which could allow an attacker to obtain user
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 35.5% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-01-03 21:24Z3 YR AGO
- Last updated
- 2025-01-16 22:03Z1 YR AGO
- Reserved
- 2022-08-23
- Assigning CNA
- icscert
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-522Insufficiently Protected CredentialsClass
- Data version
- 5.1
- Document digest
- db75a972e6aacd66264e208fdcf345b78828abfe109b95c7420c22d2e7c3a5dc
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.cisa.govhttps://www.cisa.gov/uscert/ics/advisories/icsa-22-349-01
- www.prosysopc.comhttps://www.prosysopc.com/blog/#Security
07 Remediation
Prosys has released updates for the following products: • UA Simulation Server: Update to v5.4.0 • UA Modbus Server: Update to 1.4.20