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CVE-2021-25667

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 RUGGEDCOM RM1224 (All versions >= V4.3 and < V6.4), SCALANCE M-800 (All versions >= V4.3 and < V6.4), SCALANCE S615 (All versions >= V4.3 and < V6.4), SCALANCE SC-600 Family (All versions >= V2.0 and < V2.1.3), SCALANCE XB-200 (All versions < V4.1), SCALANCE XC-200 (All versions < V4.1), SCALANCE XF-200BA (All versions < V4.1), SCALANCE XM400 (All versions < V6.2), SCALANCE XP-200 (All versions < V4.1), SCALANCE XR-300WG (All versions < V4.1), SCALANCE XR500 (All versions < V6.2). Affected devices contain a stack-based buffer overflow vulnerability in the handling of STP BPDU frames that could allow a remote attacker to trigger a denial-of-service condition or potentially remote code execution. Successful exploitation requires the passive listening feature of the device to be active.

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.

RUGGEDCOM RM1224

Vendor
Siemens
Product
RUGGEDCOM RM1224
Platforms
Unknown
Default status
Unknown
RUGGEDCOM RM1224 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions >= V4.3 and < V6.4affectedUnavailableUnavailableUnavailableNone listed

SCALANCE M-800

Vendor
Siemens
Product
SCALANCE M-800
Platforms
Unknown
Default status
Unknown
SCALANCE M-800 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions >= V4.3 and < V6.4affectedUnavailableUnavailableUnavailableNone listed

SCALANCE S615

Vendor
Siemens
Product
SCALANCE S615
Platforms
Unknown
Default status
Unknown
SCALANCE S615 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions >= V4.3 and < V6.4affectedUnavailableUnavailableUnavailableNone listed

SCALANCE SC-600 Family

Vendor
Siemens
Product
SCALANCE SC-600 Family
Platforms
Unknown
Default status
Unknown
SCALANCE SC-600 Family · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions >= V2.0 and < V2.1.3affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XB-200

Vendor
Siemens
Product
SCALANCE XB-200
Platforms
Unknown
Default status
Unknown
SCALANCE XB-200 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V4.1affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XC-200

Vendor
Siemens
Product
SCALANCE XC-200
Platforms
Unknown
Default status
Unknown
SCALANCE XC-200 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V4.1affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XF-200BA

Vendor
Siemens
Product
SCALANCE XF-200BA
Platforms
Unknown
Default status
Unknown
SCALANCE XF-200BA · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V4.1affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XM400

Vendor
Siemens
Product
SCALANCE XM400
Platforms
Unknown
Default status
Unknown
SCALANCE XM400 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V6.2affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XP-200

Vendor
Siemens
Product
SCALANCE XP-200
Platforms
Unknown
Default status
Unknown
SCALANCE XP-200 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V4.1affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XR-300WG

Vendor
Siemens
Product
SCALANCE XR-300WG
Platforms
Unknown
Default status
Unknown
SCALANCE XR-300WG · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V4.1affectedUnavailableUnavailableUnavailableNone listed

SCALANCE XR500

Vendor
Siemens
Product
SCALANCE XR500
Platforms
Unknown
Default status
Unknown
SCALANCE XR500 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versions < V6.2affectedUnavailableUnavailableUnavailableNone listed