Siemens SIMIT V11 up to 7.4 improperly controlled sequential memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Siemens SIMATIC Energy Manager Basic, SIMATIC Energy Manager PRO, SIMATIC IPC DiagBase, SIMATIC IPC DiagMonitor, SIMIT V10 and SIMIT V11 up to 7.4. This issue affects some unknown processing. The manipulation results in improperly controlled sequential memory allocation. This vulnerability was named CVE-2023-52891. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Siemens SIMATIC Energy Manager Basic, SIMATIC Energy Manager PRO, SIMATIC IPC DiagBase, SIMATIC IPC DiagMonitor, SIMIT V10 and SIMIT V11 up to 7.4. Affected is an unknown function. The manipulation with an unknown input leads to a improperly controlled sequential memory allocation vulnerability. CWE is classifying the issue as CWE-1325. The product manages a group of objects or resources and performs a separate memory allocation for each object, but it does not properly limit the total amount of memory that is consumed by all of the combined objects. This is going to have an impact on availability. CVE summarizes:

A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.5), SIMATIC Energy Manager PRO (All versions < V7.5), SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions), SIMIT V10 (All versions), SIMIT V11 (All versions < V11.1). Unified Automation .NET based OPC UA Server SDK before 3.2.2 used in Siemens products are affected by a similar vulnerability as documented in CVE-2023-27321 for the OPC Foundation UA .NET Standard implementation. A successful attack may lead to high load situation and memory exhaustion, and may block the server.

The advisory is shared for download at cert-portal.siemens.com. This vulnerability is traded as CVE-2023-52891 since 06/21/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 7.5 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (siemens): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improperly controlled sequential memory allocation
CWE: CWE-1325
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SIMATIC Energy Manager Basic/SIMATIC Energy Manager PRO/SIMATIC IPC DiagBase/SIMATIC IPC DiagMonitor/SIMIT V10/SIMIT V11 7.5

Timelineinfo

06/21/2024 🔍
07/09/2024 +18 days 🔍
07/09/2024 +0 days 🔍
07/09/2024 +0 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-088132
Status: Confirmed

CVE: CVE-2023-52891 (🔍)
GCVE (CVE): GCVE-0-2023-52891
GCVE (VulDB): GCVE-100-270648

Entryinfo

Created: 07/09/2024 14:31
Changes: 07/09/2024 14:31 (64)
Complete: 🔍
Cache ID: 216::103

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