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CVE-2020-15791

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2020
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 S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 CPU family (incl. SIPLUS variants) (All versions), SIMATIC WinAC RTX (F) 2010 (All versions), SINUMERIK 840D sl (All versions). The authentication protocol between a client and a PLC via port 102/tcp (ISO-TSAP) insufficiently protects the transmitted password. This could allow an attacker that is able to intercept the network traffic to obtain valid PLC credentials.

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 S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)

Vendor
Siemens
Product
SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)
Platforms
Unknown
Default status
Unknown
SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

SIMATIC S7-400 CPU family (incl. SIPLUS variants)

Vendor
Siemens
Product
SIMATIC S7-400 CPU family (incl. SIPLUS variants)
Platforms
Unknown
Default status
Unknown
SIMATIC S7-400 CPU family (incl. SIPLUS variants) · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

SIMATIC WinAC RTX (F) 2010

Vendor
Siemens
Product
SIMATIC WinAC RTX (F) 2010
Platforms
Unknown
Default status
Unknown
SIMATIC WinAC RTX (F) 2010 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed

SINUMERIK 840D sl

Vendor
Siemens
Product
SINUMERIK 840D sl
Platforms
Unknown
Default status
Unknown
SINUMERIK 840D sl · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
All versionsaffectedUnavailableUnavailableUnavailableNone listed