Siemens SIMATIC CP (Update A)
SIMATIC CP 1543-1 and CP 1545-1 devices are affected by multiple vulnerabilities in ProFTPD, a third party component, that could allow a remote attacker to access sensitive information and execute arbitrary code. Siemens has released updates for the affected products and recommends to update to the latest versions.
describes (2)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-9273US | high8.8 | Exploit | ||
In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the data transfer channel. This triggers a use-after-free in alloc_pool in pool.c, and possible remote c… | ||||
| CVE-2020-9272US | high7.5 | — | ||
ProFTPD 1.3.7 has an out-of-bounds (OOB) read vulnerability in mod_cap via the cap_text.c cap_to_text function. | ||||
references
External citations — patches, advisories, analysis.
- SSA-679335: Multiple Vulnerabilities in Embedded FTP Server of SIMATIC CP Modules - CSAF Versionself
- SSA-679335: Multiple Vulnerabilities in Embedded FTP Server of SIMATIC CP Modules - PDF Versionself
- SSA-679335: Multiple Vulnerabilities in Embedded FTP Server of SIMATIC CP Modules - TXT Versionself
- ICS Advisory ICSA-21-222-07 JSONself
- Recommended Practicesexternal
- ICS Advisory ICSA-21-222-07 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
remediations (8)
- MitigationSIMATIC CP 1543-1 (incl. SIPLUS variants)
Disable the embedded FTP server. The server is deactivated in the default configuration
- MitigationSIMATIC CP 1543-1 (incl. SIPLUS variants)
Disable the embedded FTP server. The server is deactivated in the default configuration
- MitigationSIMATIC CP 1545-1
Disable the embedded FTP server. The server is deactivated in the default configuration
- MitigationSIMATIC CP 1545-1
Disable the embedded FTP server. The server is deactivated in the default configuration
- FixedSIMATIC CP 1543-1 (incl. SIPLUS variants)
Update to V3.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109800773/ - FixedSIMATIC CP 1543-1 (incl. SIPLUS variants)
Update to V3.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109800773/ - FixedSIMATIC CP 1545-1
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811116/ - FixedSIMATIC CP 1545-1
Update to V1.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811116/
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