Schneider Electric X80 Advanced RTU Communication Module Firmware Image path traversal
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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6.1 | $0-$5k | 0.00 |
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.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB 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): 🔍
CVSSv2
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
Exploiting
Class: Path traversalCWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
06/28/2022 🔍07/14/2022 🔍
07/14/2022 🔍
07/14/2022 🔍
Sources
Vendor: schneider-electric.comAdvisory: SEVD-2022-193-01
Status: Confirmed
CVE: CVE-2022-34762 (🔍)
Entry
Created: 07/14/2022 08:12Changes: 07/14/2022 08:12 (50)
Complete: 🔍
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