Siemens CP-8031 MASTER MODULE/CP-8050 MASTER MODULE UART Console routine

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens CP-8031 MASTER MODULE and CP-8050 MASTER MODULE. It has been rated as critical. This affects an unknown part of the component UART Console. This manipulation causes routine. This vulnerability appears as CVE-2023-33921. It is feasible to perform the attack on the physical device. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Siemens CP-8031 MASTER MODULE and CP-8050 MASTER MODULE (version unknown). It has been declared as critical. Affected by this vulnerability is an unknown function of the component UART Console. The manipulation with an unknown input leads to a routine vulnerability. The CWE definition for the vulnerability is CWE-749. The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). The affected devices contain an exposed UART console login interface. An attacker with direct physical access could try to bruteforce or crack the root password to login to the device.

The weakness was presented 06/13/2023 as ssa-731916. It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is known as CVE-2023-33921 since 05/23/2023. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.8
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: Routine
CWE: CWE-749
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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: 🔍

Timelineinfo

05/23/2023 🔍
06/13/2023 +21 days 🔍
06/13/2023 +0 days 🔍
06/13/2023 +0 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-731916
Status: Confirmed

CVE: CVE-2023-33921 (🔍)
GCVE (CVE): GCVE-0-2023-33921
GCVE (VulDB): GCVE-100-231343

Entryinfo

Created: 06/13/2023 15:22
Changes: 06/13/2023 15:22 (48)
Complete: 🔍
Cache ID: 216::103

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