Schneider Electric PowerLogic EGX100/PowerLogic EGX300 3.0.0 HTTP Packet denial of service

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

Summaryinfo

A vulnerability identified as problematic has been detected in Schneider Electric PowerLogic EGX100 and PowerLogic EGX300 3.0.0. Affected is an unknown function of the component HTTP Packet Handler. The manipulation leads to denial of service. This vulnerability is documented as CVE-2021-22766. There is not any exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Schneider Electric PowerLogic EGX100 and PowerLogic EGX300 3.0.0 (SCADA Software). It has been rated as problematic. This issue affects some unknown functionality of the component HTTP Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

A CWE-20: Improper Input Validation vulnerability exists in PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions) that could cause denial of service via a specially crafted HTTP packet

The weakness was released 06/12/2021 as SEVD-2021-159-03. It is possible to read the advisory at download.schneider-electric.com. The identification of this vulnerability is CVE-2021-22766. The technical details are unknown and an exploit is not publicly available.

Applying a patch is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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

01/06/2021 🔍
06/12/2021 +156 days 🔍
06/12/2021 +0 days 🔍
05/30/2026 +1813 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2021-159-03
Status: Confirmed

CVE: CVE-2021-22766 (🔍)
GCVE (CVE): GCVE-0-2021-22766
GCVE (VulDB): GCVE-100-177011

Entryinfo

Created: 06/12/2021 11:39
Updated: 05/30/2026 20:42
Changes: 06/12/2021 11:39 (39), 06/18/2021 08:26 (5), 06/27/2024 03:53 (34), 05/30/2026 20:42 (12)
Complete: 🔍
Cache ID: 216::103

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