Schneider Electric X80 Advanced RTU Communication Module Cookie infinite loop

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

A vulnerability was found in Schneider Electric X80 Advanced RTU Communication Module and OPC UA Modicon Communication Module (SCADA Software) (version unknown). It has been rated as problematic. Affected by this issue is an unknown function of the component Cookie Handler. The manipulation with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. CVE summarizes:

A CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability exists that could cause a denial of service of the webserver due to improper handling of the cookies. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V1.0), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)

The weakness was published 07/14/2022 as SEVD-2022-193-01. The advisory is shared for download at download.schneider-electric.com. This vulnerability is handled as CVE-2022-34760 since 06/28/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Applying a patch is able to eliminate this problem.

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CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

CNA Base Score: 7.5
CNA Vector (Schneider Electric SE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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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-2022-34760 (🔍)

Entryinfo

Created: 07/14/2022 08:30
Changes: 07/14/2022 08:30 (50)
Complete: 🔍

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