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CVE-2021-34567

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)

WAGO I/O-Check Service prone to Out-of-bounds Read

In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to provoke a denial of service and an limited out-of-bounds read.

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.

750-81xx/xxx-xxxFW

Vendor
WAGO
Product
750-81xx/xxx-xxxFW
Platforms
Unknown
Default status
unaffected
750-81xx/xxx-xxxFW · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed

750-82xx/xxx-xxx

Vendor
WAGO
Product
750-82xx/xxx-xxx
Platforms
Unknown
Default status
unaffected
750-82xx/xxx-xxx · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed

752-8303/8000-0002

Vendor
WAGO
Product
752-8303/8000-0002
Platforms
Unknown
Default status
unaffected
752-8303/8000-0002 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed

762-4xxx

Vendor
WAGO
Product
762-4xxx
Platforms
Unknown
Default status
unaffected
762-4xxx · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed

762-5xxx

Vendor
WAGO
Product
762-5xxx
Platforms
Unknown
Default status
unaffected
762-5xxx · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed

762-6xxx

Vendor
WAGO
Product
762-6xxx
Platforms
Unknown
Default status
unaffected
762-6xxx · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
FW1affectedcustomUnavailableFW18 Patch 2None listed