{ "document": { "title": "SSA-200951: Multiple Vulnerabilities in Third-Party Component libcurl of TIM Devices", "category": "Siemens Security Advisory", "csaf_version": "2.0", "publisher": { "name": "Siemens ProductCERT", "contact_details": "productcert@siemens.com", "category": "vendor", "namespace": "https://www.siemens.com" }, "distribution": { "text": "Disclosure is not limited.", "tlp": { "label": "WHITE" } }, "tracking": { "id": "SSA-200951", "status": "final", "version": "1", "revision_history": [ { "number": "1", "legacy_version": "1.0", "date": "2021-06-08T00:00:00Z", "summary": "Publication Date" } ], "initial_release_date": "2021-06-08T00:00:00Z", "current_release_date": "2021-06-08T00:00:00Z", "generator": { "engine": { "name": "Siemens ProductCERT CSAF Generator", "version": "1" } } }, "notes": [ { "title": "Summary", "category": "summary", "text": "SIMATIC TIM 1531 IRC devices are vulnerable to multiple vulnerabilities in the third party component libcurl that could allow an attacker to extract sensitive information and pass a revoked certificate as valid.\n\nSiemens has released an update for SIMATIC TIM 1531 IRC and recommends to update to the latest versions." }, { "title": "General Recommendations", "category": "general", "text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity" }, { "title": "Additional Resources", "category": "general", "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories" }, { "title": "Terms of Use", "category": "legal_disclaimer", "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use." } ], "references": [ { "category": "self", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf", "summary": "SSA-200951: Multiple Vulnerabilities in Third-Party Component libcurl of TIM Devices - PDF Version" }, { "category": "self", "url": "https://cert-portal.siemens.com/productcert/txt/ssa-200951.txt", "summary": "SSA-200951: Multiple Vulnerabilities in Third-Party Component libcurl of TIM Devices - TXT Version" }, { "category": "self", "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-200951.json", "summary": "SSA-200951: Multiple Vulnerabilities in Third-Party Component libcurl of TIM Devices - CSAF Version" } ] }, "product_tree": { "branches": [ { "name": "Siemens", "category": "vendor", "branches": [ { "name": "SIMATIC TIM 1531 IRC (incl. SIPLUS NET variants)", "category": "product_name", "branches": [ { "name": "< V2.2", "category": "product_version_range", "product": { "product_id": "1", "name": "SIMATIC TIM 1531 IRC (incl. SIPLUS NET variants)" } } ] } ] } ] }, "vulnerabilities": [ { "title": "CVE-2020-8169", "notes": [ { "title": "Summary", "category": "summary", "text": "The libcurl library versions 7.62.0 to and including 7.70.0 are vulnerable to an information disclosure vulnerability that can lead to a partial password being leaked over the network and to the DNS server(s)." } ], "cve": "CVE-2020-8169", "cwe": { "id": "CWE-200", "name": "Exposure of Sensitive Information to an Unauthorized Actor" }, "product_status": { "known_affected": [ "1" ] }, "scores": [ { "cvss_v3": { "version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C" }, "products": [ "1" ] } ], "remediations": [ { "product_ids": [ "1" ], "category": "vendor_fix", "details": "Update to V2.2 or later version", "url": "https://support.industry.siemens.com/cs/ww/en/view/109798331/" }, { "product_ids": [ "1" ], "category": "mitigation", "details": "Restrict access to the device to the internal or VPN network and to trusted IP addresses only" } ], "references": [ { "url": "https://support.industry.siemens.com/cs/ww/en/view/109798331/", "summary": "CVE-2020-8169 - SIMATIC TIM 1531 IRC (incl. SIPLUS NET variants)" }, { "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2020-8169.json", "summary": "CVE-2020-8169 Mitre 5.0 json" } ] }, { "title": "CVE-2020-8286", "notes": [ { "title": "Summary", "category": "summary", "text": "The libcurl library versions 7.41.0 to and including 7.73.0 are vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response. This vulnerability could allow an attacker to pass a revoked certificate as valid." } ], "cve": "CVE-2020-8286", "cwe": { "id": "CWE-295", "name": "Improper Certificate Validation" }, "product_status": { "known_affected": [ "1" ] }, "scores": [ { "cvss_v3": { "version": "3.1", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C" }, "products": [ "1" ] } ], "remediations": [ { "product_ids": [ "1" ], "category": "vendor_fix", "details": "Update to V2.2 or later version", "url": "https://support.industry.siemens.com/cs/ww/en/view/109798331/" }, { "product_ids": [ "1" ], "category": "mitigation", "details": "Restrict access to the device to the internal or VPN network and to trusted IP addresses only" } ], "references": [ { "url": "https://support.industry.siemens.com/cs/ww/en/view/109798331/", "summary": "CVE-2020-8286 - SIMATIC TIM 1531 IRC (incl. SIPLUS NET variants)" }, { "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2020-8286.json", "summary": "CVE-2020-8286 Mitre 5.0 json" } ] } ] }