cve-2020-27632
Vulnerability from cvelistv5
Published
2021-03-10 00:00
Modified
2024-08-04 16:18
Severity
Summary
In SIMATIC MV400 family versions prior to v7.0.6, the ISN generator is initialized with a constant value and has constant increments. An attacker could predict and hijack TCP sessions.
References
SourceURLTags
cve@mitre.orghttps://cert-portal.siemens.com/productcert/pdf/ssa-599268.pdfVendor Advisory
cve@mitre.orghttps://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01
cve@mitre.orghttps://www.forescout.com/resources/numberjack-weak-isn-generation-in-embedded-tcpip-stacks/
Impacted products
VendorProduct
n/an/a
Show details on NVD website

To clipboard 

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