cbcvebase.
CVE-2021-31889
published 2021-11-09

CVE-2021-31889: A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303)…

PriorityP351critical9.1CVSS 3.1
AVNACLPRNUINSUCHINAH
EPSS
2.11%
79.6th percentile
A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), PLUSCONTROL 1st Gen (All versions), SIMOTICS CONNECT 400 (All versions < V0.5.0.0). Malformed TCP packets with a corrupted SACK option leads to Information Leaks and Denial-of-Service conditions. (FSMD-2021-0015)

Affected

6 ranges
VendorProductVersion rangeFixed in
googleandroid
siemenscapital_embedded_ar_classic_431-422< **
siemenscapital_embedded_ar_classic_r20-11< V2303V2303
siemensnucleus_readystart_v3< 2017.02.32017.02.3
siemenspluscontrol_1st_gen
siemenssimotics_connect_400

CVSS provenance

nvdv3.19.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
nvdv2.06.4MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P
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