VDB
ICSA-21-257-06
ICSA-21-257-06
PUBLISHED
CVSS 6.5 MEDIUM
A cleartext vulnerability was found in the SIMATIC communication processors CP 1543-1 and CP 1545-1 that could allow an attacker to read sensitive information. Siemens has released updates for the affected products and recommends to update to the latest versions.
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| SIMATIC CP 1543-1 (incl. SIPLUS variants) | ||
| SIMATIC CP 1545-1 |
Exploit Intelligence
- https://cert-portal.siemens.com/productcert/csaf/ssa-535997.json (circl)
- https://cert-portal.siemens.com/productcert/txt/ssa-535997.txt (circl)
- https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf (circl)
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-257-06.json (circl)
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-257-06 (circl)
- https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01 (circl)
- https://www.cisa.gov/resources-tools/resources/ics-recommended-practices (circl)
- https://www.cisa.gov/topics/industrial-control-systems (circl)
- https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf (circl)
- https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf (circl)
…and 3 more exploits
Timeline
- Sep 14, 2021 CVE Published
- Jun 14, 2022 CVE Updated
References
- https://cert-portal.siemens.com/productcert/csaf/ssa-535997.json advisory
- https://cert-portal.siemens.com/productcert/txt/ssa-535997.txt advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf advisory
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-257-06.json advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-257-06 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/109800773/ fix
- https://support.industry.siemens.com/cs/ww/en/view/109811116/ fix