Vulnerability in Siemens Pcs Neo (Administration Console)
CVE-2020-25238
A vulnerability has been identified in PCS neo (Administration Console) (All versions < V3.1), TIA Portal (V15, V15.1 and V16). Manipulating certain files in specific folders could allow a local attacker to execute code with SYSTEM privileges. The security vulnerability could be exploited by an attacker with a valid account and limited access rights on the system.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Siemens Pcs Neo (Administration Console) — versions All versions < V3.1
- Siemens Simatic Process Control System Neo
- Siemens Tia Portal — versions V15, V15.1 and V16
- Siemens Totally Integrated Automation Portal — versions 15, 15.1, 16
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert-portal.siemens.com/productcert/pdf/ssa-428051.pdf (Vendor Advisory)
- www.kb.cert.org/vuls/id/466044 (US Government Resource, Third Party Advisory, third-party-advisory)
- us-cert.cisa.gov/ics/advisories/icsa-21-040-05 (US Government Resource, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-25238?
- CVE-2020-25238 is a high-severity vulnerability in Siemens Pcs Neo (Administration Console), classified under Improper Access Control. CVSS score: 7.8/10. Published 2021-02-09.
- How severe is CVE-2020-25238?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-25238 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.