Siemens SIMATIC CN 4100 prior 2.5 Configuration File access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens SIMATIC CN 4100. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Configuration File Handler. Performing a manipulation results in access control. This vulnerability is identified as CVE-2023-29130. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Siemens SIMATIC CN 4100 (SCADA Software). This affects an unknown function of the component Configuration File Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.5). Affected device consists of improper access controls in the configuration files that leads to privilege escalation. An attacker could gain admin access with this vulnerability leading to complete device control.

The weakness was released 07/11/2023 as ssa-313488. The advisory is shared at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2023-29130 since 03/31/2023. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/27/2023). MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 2.5 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.6
VulDB Meta Temp Score: 9.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 10.0
NVD Vector: 🔍

CNA Base Score: 9.9
CNA Vector (Siemens AG): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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 CN 4100 2.5

Timelineinfo

03/31/2023 🔍
07/11/2023 +102 days 🔍
07/11/2023 +0 days 🔍
07/27/2023 +16 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-313488
Status: Confirmed

CVE: CVE-2023-29130 (🔍)
GCVE (CVE): GCVE-0-2023-29130
GCVE (VulDB): GCVE-100-233541

Entryinfo

Created: 07/11/2023 14:53
Updated: 07/27/2023 18:21
Changes: 07/11/2023 14:53 (51), 07/27/2023 18:21 (11)
Complete: 🔍
Cache ID: 216::103

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