VulnerabilityModified
CVE-2020-28400
Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service condition.
HIGH 8.7EPSS 1.86%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Affected devices contain a vulnerability that allows an unauthenticated attacker to trigger a denial of service condition. The vulnerability can be triggered if a large amount of DCP reset packets are sent to the device.
- CVSS 4.0
- 8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 1.86% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- siemens/dk standard ethernet controller evaluation kit firmware · siemens/ek-ertec 200 evaulation kit firmware · siemens/ek-ertec 200p evaluation kit firmware · siemens/ruggedcom rm1224 firmware · siemens/scalance m-800 firmware · siemens/scalance s615 firmware · siemens/scalance w700 firmware · siemens/scalance w1700 firmware · siemens/scalance x200-4 p irt firmware · siemens/scalance x201-3p irt firmware · siemens/scalance x201-3p irt pro firmware · siemens/scalance x202-2 irt firmware · siemens/scalance x202-2p irt pro firmware · siemens/scalance x204 irt firmware · siemens/scalance x204 irt pro firmware · siemens/scalance x204-2 firmware · siemens/scalance x204-2fm firmware · siemens/scalance x204-2ld firmware · siemens/scalance x204-2ld ts firmware · siemens/scalance x204-2ts firmware · +40 more
- Source
- productcert@siemens.com
References
- https://cert-portal.siemens.com/productcert/html/ssa-599968.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdfPatch, Vendor Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03Third Party Advisory, US Government Resource
- https://cert-portal.siemens.com/productcert/html/ssa-599968.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-599968.pdfPatch, Vendor Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-194-03Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.