CVE-2020-14500

IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158

View on CVE.org

Published Aug 25, 2020 CVSS 3.1 · 10 Critical EPSS 1.7% KEV · Not listed

Description

Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.

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

Secomea GateManager all versions prior to 9.2c

Secomea GateManager all versions prior to 9.2c

affected

Version	Status	Constraints
`all`	affected	< 9.2c

Configuration 1 [-]

AND

cpe:2.3:o:secomea:gatemanager_8250_firmware:9.2c:*:*:*:*:*:*:*

cpe:2.3:h:secomea:gatemanager_8250:-:*:*:*:*:*:*:*

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-2020-6636	Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.7% (1.666% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01

History

No history.

Subscriptions

Secomea Gatemanager 8250 Gatemanager 8250 Firmware

Weaknesses

Sources

CVE record Updated: Sep 17, 2024, 3:34 AM

Status: PUBLISHED
Assigner: icscert
Published: Aug 25, 2020, 1:12 PM
Updated: Sep 17, 2024, 3:34 AM
Reserved: Jun 19, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:54 AM

Status: Modified
Published: Aug 25, 2020, 2:15 PM
Modified: Jun 17, 2026, 2:54 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Secomea GateManager all versions prior to 9.2c", "vendor": "Secomea GateManager all versions prior to 9.2c", "versions": [{"lessThan": "9.2c", "status": "affected", "version": "all", "versionType": "custom"}]}], "datePublic": "2020-07-28T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-158", "description": "IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-08-25T13:12:30.000Z", "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01"}], "source": {"discovery": "UNKNOWN"}, "title": "IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "ics-cert@hq.dhs.gov", "DATE_PUBLIC": "2020-07-28T00:00:00.000Z", "ID": "CVE-2020-14500", "STATE": "PUBLIC", "TITLE": "IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Secomea GateManager all versions prior to 9.2c", "version": {"version_data": [{"version_affected": "<", "version_name": "all", "version_value": "9.2c"}]}}]}, "vendor_name": "Secomea GateManager all versions prior to 9.2c"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158"}]}]}, "references": {"reference_data": [{"name": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T12:46:34.672Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01"}]}]}, "cveMetadata": {"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "assignerShortName": "icscert", "cveId": "CVE-2020-14500", "datePublished": "2020-08-25T13:12:30.705Z", "dateReserved": "2020-06-19T00:00:00.000Z", "dateUpdated": "2024-09-17T03:34:07.630Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Secomea GateManager all versions prior to 9.2c", "vendor": "Secomea GateManager all versions prior to 9.2c", "versions": [{"lessThan": "9.2c", "status": "affected", "version": "all", "versionType": "custom"}]}], "source": "ics-cert@hq.dhs.gov"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:secomea:gatemanager_8250_firmware:9.2c:*:*:*:*:*:*:*", "matchCriteriaId": "66E88D4F-A513-450D-A6F6-23882814869C", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:secomea:gatemanager_8250:-:*:*:*:*:*:*:*", "matchCriteriaId": "5089C475-2013-4DF6-AD1E-12F576ACAE8E", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data."}, {"lang": "es", "value": "Secomea GateManager todas las versiones anteriores a 9.2c, un atacante puede enviar un valor negativo y sobrescribir datos arbitrarios"}], "id": "CVE-2020-14500", "lastModified": "2026-06-17T02:54:52.780", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-08-25T14:15:15.590", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-158"}], "source": "ics-cert@hq.dhs.gov", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}