CVE-2021-38522 - Vulnerability Details - OpenCVE

Description

NETGEAR R6400 devices before 1.0.1.52 are affected by a stack-based buffer overflow by an authenticated user.

Published: 2021-08-11

Score: 6.8 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-24972	NETGEAR R6400 devices before 1.0.1.52 are affected by a stack-based buffer overflow by an authenticated user.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00533.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058

History

No history.

Subscriptions

Netgear R6400 R6400 Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-08-11T00:02:04.000Z

Updated: 2024-08-04T01:44:23.513Z

Reserved: 2021-08-10T00:00:00.000Z

Link: CVE-2021-38522

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-08-11T00:15:54.943

Modified: 2024-11-21T06:17:19.637

Link: CVE-2021-38522

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-787

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "NETGEAR R6400 devices before 1.0.1.52 are affected by a stack-based buffer overflow by an authenticated user."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-08-11T00:02:04.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-38522", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "NETGEAR R6400 devices before 1.0.1.52 are affected by a stack-based buffer overflow by an authenticated user."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT", "availabilityImpact": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058", "refsource": "MISC", "url": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:44:23.513Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-38522", "datePublished": "2021-08-11T00:02:04.000Z", "dateReserved": "2021-08-10T00:00:00.000Z", "dateUpdated": "2024-08-04T01:44:23.513Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "30668750-EAE9-4C89-A5DA-9DF28E8E1AE4", "versionEndExcluding": "1.0.1.52", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:*", "matchCriteriaId": "3E4CDF6B-3829-44D0-9675-71D7BE83CAA2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "NETGEAR R6400 devices before 1.0.1.52 are affected by a stack-based buffer overflow by an authenticated user."}, {"lang": "es", "value": "Los dispositivos NETGEAR R6400 versiones anteriores a 1.0.1.52, est\u00e1n afectados por un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria por un usuario autenticado"}], "id": "CVE-2021-38522", "lastModified": "2024-11-21T06:17:19.637", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "cve@mitre.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-11T00:15:54.943", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.netgear.com/000063767/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-R6400-PSV-2019-0058"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}