CVE-2020-12774 - Vulnerability Details - OpenCVE

Description

D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.

Published: 2020-07-22

Score: 8.2 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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

Vendor Product Default status Versions

D-Link

DSL-7740C

affected

Version	Status	Constraints
`0`	affected	≤ DSL7740C.V6.TR069.20180723

Configuration 1 [-]

AND

cpe:2.3:o:dlink:dsl-7740c_firmware:v6.tr069.20180723:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dsl-7740c:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Contact the manufacturer to update device firmware.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-5059	D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0058.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html

History

No history.

Subscriptions

Dlink Dsl-7740c Dsl-7740c Firmware

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2020-07-22T07:20:17.723Z

Updated: 2024-09-16T17:33:15.257Z

Reserved: 2020-05-11T00:00:00.000Z

Link: CVE-2020-12774

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-07-22T08:15:12.463

Modified: 2024-11-21T05:00:15.943

Link: CVE-2020-12774

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-78

{"containers": {"cna": {"affected": [{"product": "DSL-7740C", "vendor": "D-Link", "versions": [{"lessThanOrEqual": "DSL7740C.V6.TR069.20180723", "status": "affected", "version": "0", "versionType": "custom"}]}], "datePublic": "2020-07-22T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "description": "CWE-78 OS Command Injection", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-07-22T07:20:17.000Z", "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html"}], "solutions": [{"lang": "en", "value": "Contact the manufacturer to update device firmware."}], "source": {"discovery": "UNKNOWN"}, "title": "D-Link DSL-7740C - Command Injection", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "TWCERT/CC", "ASSIGNER": "cve@cert.org.tw", "DATE_PUBLIC": "2020-07-22T08:00:00.000Z", "ID": "CVE-2020-12774", "STATE": "PUBLIC", "TITLE": "D-Link DSL-7740C - Command Injection"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "DSL-7740C", "version": {"version_data": [{"version_affected": "<=", "version_name": "0", "version_value": "DSL7740C.V6.TR069.20180723"}]}}]}, "vendor_name": "D-Link"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-78 OS Command Injection"}]}]}, "references": {"reference_data": [{"name": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html", "refsource": "MISC", "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html"}]}, "solution": [{"lang": "en", "value": "Contact the manufacturer to update device firmware."}], "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T12:04:22.923Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html"}]}]}, "cveMetadata": {"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "assignerShortName": "twcert", "cveId": "CVE-2020-12774", "datePublished": "2020-07-22T07:20:17.723Z", "dateReserved": "2020-05-11T00:00:00.000Z", "dateUpdated": "2024-09-16T17:33:15.257Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dsl-7740c_firmware:v6.tr069.20180723:*:*:*:*:*:*:*", "matchCriteriaId": "375AEBC1-11D9-457A-9431-0900D49872CA", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dsl-7740c:-:*:*:*:*:*:*:*", "matchCriteriaId": "DB3725D3-3C89-4471-8770-EA71D958C4F0", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary command."}, {"lang": "es", "value": "D-Link DSL-7740C, no comprueba apropiadamente la entrada de usuario, lo que permite a un usuario de LAN autenticado inyectar comandos arbitrarios"}], "id": "CVE-2020-12774", "lastModified": "2024-11-21T05:00:15.943", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "twcert@cert.org.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-22T08:15:12.463", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-3802-27204-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "twcert@cert.org.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}