VDB
ICSA-21-194-05
ICSA-21-194-05
PUBLISHED
CVSS 7.800000190734863 HIGH
Multiple SIMATIC Software products are affected by a vulnerability that could allow an attacker to manipulate project files and remotely execute code. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not, or not yet available.
Risk Scores
CVSS v3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| SINAMICS STARTER (containing STEP 7 OEM version) | ||
| SIMATIC PDM | ||
| SIMATIC PCS 7 V8.2 and earlier | ||
| SIMATIC STEP 7 V5.X | ||
| SIMATIC PCS 7 V9.0 |
Timeline
- Jul 13, 2021 CVE Published
- May 6, 2025 CVE Updated
References
- https://cert-portal.siemens.com/productcert/csaf/ssa-641963.json advisory
- https://cert-portal.siemens.com/productcert/txt/ssa-641963.txt advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-641963.pdf advisory
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-194-05.json advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-194-05 advisory
- https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01 url
- https://www.cisa.gov/resources-tools/resources/ics-recommended-practices url
- https://www.cisa.gov/topics/industrial-control-systems url
- https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf url
- https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf url
- https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B url
- https://support.industry.siemens.com/cs/ww/en/view/109794361/ fix
- https://support.industry.siemens.com/cs/de/en/view/109779992/ fix
- https://support.industry.siemens.com/cs/us/en/view/109782792/ fix