CVE-2021-40360
mediumPriorität · verfolgen · 35EPSS 0.007 · 52. PerzentilDEEURUUSEPSS · bewertet 2026-10-27
A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 6). The password hash of a local user account in the remote server could be granted via public API to a user on the affected system. An authenticated attacker could brute force the password hash and use it to login to the server.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- BehobenSIMATIC PCS 7 V8.2siemens_psirt
Install SIMATIC WinCC V7.4 SP1 Update 19 or later version
https://support.industry.siemens.com/cs/ww/en/view/109806846/ - BehobenSIMATIC PCS 7 V9.0siemens_psirt
Update to V9.0 SP3 UpdateCollection04 or later version
https://support.industry.siemens.com/cs/ww/en/view/109780528/ - BehobenSIMATIC PCS 7 V9.1siemens_psirt
Update to V9.1 SP1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109805073/ - BehobenSIMATIC WinCC V15 and earliersiemens_psirt
Update to V15 SP1 Update 7 or later version
https://support.industry.siemens.com/cs/us/en/view/109763890/ - BehobenSIMATIC WinCC V16siemens_psirt
Update to V16 Update 5 or later version
https://support.industry.siemens.com/cs/ww/en/view/109776017/ - BehobenSIMATIC WinCC V17siemens_psirt
Update to V17 Update 2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109784441/ - BehobenSIMATIC WinCC V7.4siemens_psirt
Update to V7.4 SP1 Update 19 or later version
https://support.industry.siemens.com/cs/ww/en/view/109806846/ - BehobenSIMATIC WinCC V7.5siemens_psirt
Update to V7.5 SP2 Update 6 or later version
https://support.industry.siemens.com/cs/ww/en/view/109793460/ - BehobenSIMATIC PCS 7 V8.2cisa_csaf_ot
Install SIMATIC WinCC V7.4 SP1 Update 19 or later version
https://support.industry.siemens.com/cs/ww/en/view/109806846/ - BehobenSIMATIC PCS 7 V9.0cisa_csaf_ot
Update to V9.0 SP3 UpdateCollection04 or later version
https://support.industry.siemens.com/cs/ww/en/view/109780528/ - BehobenSIMATIC PCS 7 V9.1cisa_csaf_ot
Update to V9.1 SP1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109805073/ - BehobenSIMATIC WinCC V15 and earliercisa_csaf_ot
Update to V15 SP1 Update 7 or later version
https://support.industry.siemens.com/cs/us/en/view/109763890/ - BehobenSIMATIC WinCC V16cisa_csaf_ot
Update to V16 Update 5 or later version
https://support.industry.siemens.com/cs/ww/en/view/109776017/ - BehobenSIMATIC WinCC V17cisa_csaf_ot
Update to V17 Update 2 or later version
https://support.industry.siemens.com/cs/ww/en/view/109784441/ - BehobenSIMATIC WinCC V7.4cisa_csaf_ot
Update to V7.4 SP1 Update 19 or later version
https://support.industry.siemens.com/cs/ww/en/view/109806846/ - BehobenSIMATIC WinCC V7.5cisa_csaf_ot
Update to V7.5 SP2 Update 6 or later version
https://support.industry.siemens.com/cs/ww/en/view/109793460/ - Kein Fix geplantSIMATIC PCS 7 V8.2siemens_psirt
Currently no fix is planned
- Kein Fix geplantSIMATIC PCS 7 V8.2cisa_csaf_ot
Currently no fix is planned
cvss
Technischer Schweregrad, 0–10. Eine Zeile je Quelle.
Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 4–8.8
schwächen
Die CWE-Schwächeklassen, zu denen dies gehört.
betroffene Produkte (52)
Betroffene Produkte und Versionsbereiche.
Advisories (2)
Hersteller- und Ökosystem-Meldungen dazu.
- SSA-914168SSA-914168: Multiple Vulnerabilities in SIMATIC WinCC Affecting Other SIMATIC Software Products2022-02-08csaf · siemens_psirtDE
Multiple vulnerabilities were found in SIMATIC WinCC that ultimately could allow attackers to retrieve and brute force password hashes and access other systems. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.
- ICSA-22-041-02Siemens SIMATIC WinCC and PCS2022-02-08icsa · cisa_csaf_otUS
Multiple vulnerabilities were found in SIMATIC WinCC that ultimately could allow attackers to retrieve and brute force password hashes and access other systems. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.
auch bekannt als (4)
Weitere Namen und Kennungen dieser Entität.
quellen
Welche Quellen diesen Datensatz belegen und wann.
Referenzen (8)
Externe Belege — Patches, Meldungen, Analysen.
- https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdfcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2021-40360cnnvd
- https://us-cert.cisa.gov/ics/advisories/icsa-22-041-02cnnvd
- https://vigilance.fr/vulnerability/SIMATIC-user-access-via-Credentials-Brute-Force-37483cnnvd
- https://www.auscert.org.au/bulletins/ESB-2022.0606cnnvd
- https://www.cybersecurity-help.cz/vdb/SB2022021107cnnvd
- https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdfenisa_euvd
- https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdfPatchVendor Advisorynvd
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