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CVE-2023-32735

July 9, 2024, 6:19 p.m.

CVSS Score

6.5 / 10

Product(s) Impacted

SIMATIC STEP 7 Safety V16

  • All versions < V16 Update 7

SIMATIC STEP 7 Safety V17

  • All versions < V17 Update 7

SIMATIC STEP 7 Safety V18

  • All versions < V18 Update 2

SIMATIC STEP 7 V16

  • All versions < V16 Update 7

SIMATIC STEP 7 V17

  • All versions < V17 Update 7

SIMATIC STEP 7 V18

  • All versions < V18 Update 2

SIMATIC WinCC Unified V16

  • All versions < V16 Update 7

SIMATIC WinCC Unified V17

  • All versions < V17 Update 7

SIMATIC WinCC Unified V18

  • All versions < V18 Update 2

SIMATIC WinCC V16

  • All versions < V16.7

SIMATIC WinCC V17

  • All versions < V17.7

SIMATIC WinCC V18

  • All versions < V18 Update 2

SIMOCODE ES V16

  • All versions < V16 Update 7

SIMOCODE ES V17

  • All versions < V17 Update 7

SIMOCODE ES V18

  • All versions < V18 Update 2

SIMOTION SCOUT TIA V5.4 SP1

  • All versions

SIMOTION SCOUT TIA V5.4 SP3

  • All versions

SIMOTION SCOUT TIA V5.5 SP1

  • All versions

SINAMICS Startdrive V16

  • All versions

SINAMICS Startdrive V17

  • All versions

SINAMICS Startdrive V18

  • All versions

SIRIUS Safety ES V17

  • All versions < V17 Update 7

SIRIUS Safety ES V18

  • All versions < V18 Update 2

SIRIUS Soft Starter ES V17

  • All versions < V17 Update 7

SIRIUS Soft Starter ES V18

  • All versions < V18 Update 2

Soft Starter ES V16

  • All versions < V16 Update 7

TIA Portal Cloud V3.0

  • All versions < V18 Update 2

Description

A vulnerability has been identified in SIMATIC STEP 7 Safety V16 (All versions < V16 Update 7), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 7), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2), SIMATIC STEP 7 V16 (All versions < V16 Update 7), SIMATIC STEP 7 V17 (All versions < V17 Update 7), SIMATIC STEP 7 V18 (All versions < V18 Update 2), SIMATIC WinCC Unified V16 (All versions < V16 Update 7), SIMATIC WinCC Unified V17 (All versions < V17 Update 7), SIMATIC WinCC Unified V18 (All versions < V18 Update 2), SIMATIC WinCC V16 (All versions < V16.7), SIMATIC WinCC V17 (All versions < V17.7), SIMATIC WinCC V18 (All versions < V18 Update 2), SIMOCODE ES V16 (All versions < V16 Update 7), SIMOCODE ES V17 (All versions < V17 Update 7), SIMOCODE ES V18 (All versions < V18 Update 2), SIMOTION SCOUT TIA V5.4 SP1 (All versions), SIMOTION SCOUT TIA V5.4 SP3 (All versions), SIMOTION SCOUT TIA V5.5 SP1 (All versions), SINAMICS Startdrive V16 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SIRIUS Safety ES V17 (All versions < V17 Update 7), SIRIUS Safety ES V18 (All versions < V18 Update 2), SIRIUS Soft Starter ES V17 (All versions < V17 Update 7), SIRIUS Soft Starter ES V18 (All versions < V18 Update 2), Soft Starter ES V16 (All versions < V16 Update 7), TIA Portal Cloud V3.0 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing hardware configuration profiles. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application. This is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300.

Weaknesses

CWE-502
Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

CWE ID: 502

Date

Published: July 9, 2024, 12:15 p.m.

Last Modified: July 9, 2024, 6:19 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

productcert@siemens.com

CVSS Data

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score
6.5
Exploitability Score
0.6
Impact Score
5.9
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

References

https://cert-portal.siemens.com/ productcert@siemens.com