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CVE-2021-31882

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2021
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303). The DHCP client application does not validate the length of the Domain Name Server IP option(s) (0x06) when processing DHCP ACK packets. This may lead to Denial-of-Service conditions. (FSMD-2021-0011)

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Capital Embedded AR Classic 431-422

Vendor
Siemens
Product
Capital Embedded AR Classic 431-422
Platforms
Unknown
Default status
unknown
Capital Embedded AR Classic 431-422 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustom*UnavailableNone listed

Capital Embedded AR Classic R20-11

Vendor
Siemens
Product
Capital Embedded AR Classic R20-11
Platforms
Unknown
Default status
unknown
Capital Embedded AR Classic R20-11 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV2303UnavailableNone listed