VDB
ICSA-21-103-07
ICSA-21-103-07
PUBLISHED
CVSS 9.800000190734863 CRITICAL
Several SCALANCE X-200 switches contain buffer overflow vulnerabilities in the web server. In the most severe case an attacker could potentially remotely execute code. Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available.
Risk Scores
CVSS v3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| SCALANCE X204-2FM | ||
| SCALANCE X201-3P IRT PRO | ||
| SCALANCE X206-1 | ||
| SCALANCE X204-2 (incl. SIPLUS NET variant) | ||
| SCALANCE X204 IRT | ||
| SCALANCE X212-2LD | ||
| SCALANCE X202-2P IRT (incl. SIPLUS NET variant) | ||
| SCALANCE X206-1LD | ||
| SCALANCE X200-4P IRT | ||
| SCALANCE X208 (incl. SIPLUS NET variant) | ||
| SCALANCE X202-2 IRT | ||
| SCALANCE X204-2LD TS | ||
| SCALANCE X204 IRT PRO | ||
| SCALANCE X204-2TS | ||
| SCALANCE X204-2LD (incl. SIPLUS NET variant) | ||
| SCALANCE X208PRO | ||
| SCALANCE X201-3P IRT | ||
| SCALANCE X202-2P IRT PRO | ||
| SCALANCE X216 | ||
| SCALANCE X212-2 (incl. SIPLUS NET variant) |
Timeline
- Apr 13, 2021 CVE Published
- May 6, 2025 CVE Updated
References
- https://cert-portal.siemens.com/productcert/csaf/ssa-187092.json advisory
- https://cert-portal.siemens.com/productcert/txt/ssa-187092.txt advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf advisory
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-103-07.json advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-103-07 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/us/en/view/109793952/ fix
- https://support.industry.siemens.com/cs/ww/en/view/109801131/ fix