Schneider Electric Modicon M580 CPU Project File memory corruption

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

Summaryinfo

A vulnerability classified as critical has been found in Schneider Electric Modicon M580 CPU, Modicon M340 CPU, Modicon MC80, Modicon Momentum Ethernet CPU, Modicon Quantum CPU and Modicon Premium CPU. This impacts an unknown function of the component Project File Handler. Performing a manipulation results in memory corruption. This vulnerability is identified as CVE-2021-22789. The attack can be initiated remotely. There is not any exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability classified as critical has been found in Schneider Electric Modicon M580 CPU, Modicon M340 CPU, Modicon MC80, Modicon Momentum Ethernet CPU, Modicon Quantum CPU and Modicon Premium CPU (SCADA Software). This affects some unknown processing of the component Project File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 09/02/2021 as SEVD-2021-222-04. It is possible to read the advisory at download.schneider-electric.com. This vulnerability is uniquely identified as CVE-2021-22789. It demands that the victim is doing some kind of user interaction. 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

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

ADP CISA Base Score: 6.5
ADP CISA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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 🔍
09/02/2021 +238 days 🔍
09/02/2021 +0 days 🔍
05/30/2026 +1731 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2021-222-04
Status: Confirmed

CVE: CVE-2021-22789 (🔍)
GCVE (CVE): GCVE-0-2021-22789
GCVE (VulDB): GCVE-100-181971

Entryinfo

Created: 09/02/2021 22:46
Updated: 05/30/2026 20:42
Changes: 09/02/2021 22:46 (38), 09/09/2021 11:05 (2), 05/30/2026 20:42 (42)
Complete: 🔍
Cache ID: 216::103

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