CVE-2021-22660

View on CVE.org

Published Apr 27, 2021 CVSS 3.1 · 7.8 High EPSS 2.0% KEV · Not listed

Description

CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

Delta Electronics CNCSoft-B

affected

Version	Status	Constraints
`CNCSoft-B Versions 1.0.0.3 and prior`	affected	—

Configuration 1 [-]

cpe:2.3:a:criticalmanufacturing:cncsoft-b:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-9796	CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.0% (2.025% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05
https://www.zerodayinitiative.com/advisories/ZDI-21-445/
https://www.zerodayinitiative.com/advisories/ZDI-21-446/
https://www.zerodayinitiative.com/advisories/ZDI-21-509/

History

No history.

Subscriptions

Criticalmanufacturing Cncsoft-b

Weaknesses

CWE-125

Sources

CVE record Updated: Aug 3, 2024, 6:51 PM

Status: PUBLISHED
Assigner: icscert
Published: Apr 27, 2021, 12:26 PM
Updated: Aug 3, 2024, 6:51 PM
Reserved: Jan 5, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:37 AM

Status: Modified
Published: Apr 27, 2021, 1:15 PM
Modified: Jun 17, 2026, 3:37 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Delta Electronics CNCSoft-B", "vendor": "n/a", "versions": [{"status": "affected", "version": "CNCSoft-B Versions 1.0.0.3 and prior"}]}], "descriptions": [{"lang": "en", "value": "CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-125", "description": "CVE-2021-22660: OUT-OF-BOUNDS READ CWE-125", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-05-06T16:06:23.000Z", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/"}, {"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "ID": "CVE-2021-22660", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Delta Electronics CNCSoft-B", "version": {"version_data": [{"version_value": "CNCSoft-B Versions 1.0.0.3 and prior"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CVE-2021-22660: OUT-OF-BOUNDS READ CWE-125"}]}]}, "references": {"reference_data": [{"name": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/"}, {"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:51:06.014Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2021-22660", "datePublished": "2021-04-27T12:26:37.000Z", "dateReserved": "2021-01-05T00:00:00.000Z", "dateUpdated": "2024-08-03T18:51:06.014Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Delta Electronics CNCSoft-B", "vendor": "n/a", "versions": [{"status": "affected", "version": "CNCSoft-B Versions 1.0.0.3 and prior"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:criticalmanufacturing:cncsoft-b:*:*:*:*:*:*:*:*", "matchCriteriaId": "2A0E0D56-DFDA-4214-ADA4-70044A30D85A", "versionEndIncluding": "1.0.0.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code."}, {"lang": "es", "value": "CNCSoft-B versiones 1.0.0.3 y anteriores, son vulnerables a una lectura fuera de l\u00edmites, lo que puede permitir a un atacante ejecutar c\u00f3digo arbitrario"}], "id": "CVE-2021-22660", "lastModified": "2026-06-17T03:37:31.997", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-27T13:15:08.287", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/"}, {"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-445/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-446/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-509/"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}]}