Schneider Electric X80 Advanced RTU Communication Module Firmware Image path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Schneider Electric X80 Advanced RTU Communication Module and OPC UA Modicon Communication Module. It has been classified as critical. Affected by this issue is some unknown functionality of the component Firmware Image Handler. The manipulation leads to path traversal. This vulnerability is documented as CVE-2022-34762. The attack can be initiated remotely. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Schneider Electric X80 Advanced RTU Communication Module and OPC UA Modicon Communication Module (SCADA Software) (unknown version). It has been rated as critical. This issue affects an unknown code block of the component Firmware Image Handler. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause unauthorized firmware image loading when unsigned images are added to the firmware image path. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V2.01 and later), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

The weakness was released 07/14/2022 as SEVD-2022-193-01. It is possible to read the advisory at download.schneider-electric.com. The identification of this vulnerability is CVE-2022-34762 since 06/28/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.6
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (Schneider Electric SE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/28/2022 🔍
07/14/2022 +16 days 🔍
07/14/2022 +0 days 🔍
07/14/2022 +0 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2022-193-01
Status: Confirmed

CVE: CVE-2022-34762 (🔍)
GCVE (CVE): GCVE-0-2022-34762
GCVE (VulDB): GCVE-100-203831

Entryinfo

Created: 07/14/2022 08:12
Changes: 07/14/2022 08:12 (50)
Complete: 🔍
Cache ID: 216::103

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