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CVE-2023-50821

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2023
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 SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition.

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.

SIMATIC PCS 7 V9.1

Vendor
Siemens
Product
SIMATIC PCS 7 V9.1
Platforms
Unknown
Default status
unknown
SIMATIC PCS 7 V9.1 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV9.1 SP2 UC04UnavailableNone listed

SIMATIC WinCC Runtime Professional V17

Vendor
Siemens
Product
SIMATIC WinCC Runtime Professional V17
Platforms
Unknown
Default status
unknown
SIMATIC WinCC Runtime Professional V17 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV17 Update 8UnavailableNone listed

SIMATIC WinCC Runtime Professional V18

Vendor
Siemens
Product
SIMATIC WinCC Runtime Professional V18
Platforms
Unknown
Default status
unknown
SIMATIC WinCC Runtime Professional V18 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV18 Update 4UnavailableNone listed

SIMATIC WinCC Runtime Professional V19

Vendor
Siemens
Product
SIMATIC WinCC Runtime Professional V19
Platforms
Unknown
Default status
unknown
SIMATIC WinCC Runtime Professional V19 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV19 Update 1UnavailableNone listed

SIMATIC WinCC V7.5

Vendor
Siemens
Product
SIMATIC WinCC V7.5
Platforms
Unknown
Default status
unknown
SIMATIC WinCC V7.5 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV7.5 SP2 Update 16UnavailableNone listed

SIMATIC WinCC V8.0

Vendor
Siemens
Product
SIMATIC WinCC V8.0
Platforms
Unknown
Default status
unknown
SIMATIC WinCC V8.0 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV8.0 Update 5UnavailableNone listed