Schneider Electric Software Update up to 2.5.1 SESU Proxy entropy

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Schneider Electric Software Update up to 2.5.1. It has been declared as problematic. The affected element is an unknown function of the component SESU Proxy Handler. Executing a manipulation can lead to entropy. This vulnerability is registered as CVE-2021-22799. The attack requires access to the local network. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as problematic was found in Schneider Electric Software Update up to 2.5.1 (SCADA Software). This vulnerability affects some unknown processing of the component SESU Proxy Handler. The manipulation with an unknown input leads to a entropy vulnerability. The CWE definition for the vulnerability is CWE-331. The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others. As an impact it is known to affect confidentiality.

The weakness was published 01/29/2022 as SEVD-2021-313-02. The advisory is available at download.schneider-electric.com. This vulnerability was named CVE-2021-22799 since 01/06/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Entropy
CWE: CWE-331 / CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

01/06/2021 🔍
01/29/2022 +388 days 🔍
01/29/2022 +0 days 🔍
02/02/2022 +4 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2021-313-02
Status: Confirmed

CVE: CVE-2021-22799 (🔍)
GCVE (CVE): GCVE-0-2021-22799
GCVE (VulDB): GCVE-100-191890

Entryinfo

Created: 01/29/2022 08:33
Updated: 02/02/2022 08:10
Changes: 01/29/2022 08:33 (40), 02/02/2022 08:10 (1)
Complete: 🔍
Cache ID: 216::103

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