CVE-2018-6919 - Vulnerability Details - OpenCVE

Description

In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data.

Published: 2018-04-04

Score: 7.5 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

FreeBSD

FreeBSD

affected

Version	Status	Constraints
`All supported versions of FreeBSD.`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:freebsd:freebsd::::::::
	cpe:2.3:o:freebsd:freebsd::::::::

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2018-18663	In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00307.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/103760
https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc

History

No history.

Subscriptions

Freebsd Freebsd

MITRE

Status: PUBLISHED

Assigner: freebsd

Published: 2018-04-04T14:00:00.000Z

Updated: 2024-09-17T01:21:29.786Z

Reserved: 2018-02-12T00:00:00.000Z

Link: CVE-2018-6919

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-04-04T14:29:00.340

Modified: 2024-11-21T04:11:25.430

Link: CVE-2018-6919

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-200

{"containers": {"cna": {"affected": [{"product": "FreeBSD", "vendor": "FreeBSD", "versions": [{"status": "affected", "version": "All supported versions of FreeBSD."}]}], "datePublic": "2018-04-04T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data."}], "problemTypes": [{"descriptions": [{"description": "Kernel memory disclosure", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-04-17T09:57:01.000Z", "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd"}, "references": [{"name": "103760", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/103760"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secteam@freebsd.org", "DATE_PUBLIC": "2018-04-04T00:00:00", "ID": "CVE-2018-6919", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "FreeBSD", "version": {"version_data": [{"version_value": "All supported versions of FreeBSD."}]}}]}, "vendor_name": "FreeBSD"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Kernel memory disclosure"}]}]}, "references": {"reference_data": [{"name": "103760", "refsource": "BID", "url": "http://www.securityfocus.com/bid/103760"}, {"name": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc", "refsource": "CONFIRM", "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T06:17:17.296Z"}, "title": "CVE Program Container", "references": [{"name": "103760", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/103760"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc"}]}]}, "cveMetadata": {"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "assignerShortName": "freebsd", "cveId": "CVE-2018-6919", "datePublished": "2018-04-04T14:00:00.000Z", "dateReserved": "2018-02-12T00:00:00.000Z", "dateUpdated": "2024-09-17T01:21:29.786Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "E766E867-C66B-4EAD-8A14-C6D194544438", "versionEndExcluding": "10.4", "versionStartIncluding": "10.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*", "matchCriteriaId": "702C5136-33B6-4F0F-8FF7-C2BE3668DE70", "versionEndExcluding": "11.1", "versionStartIncluding": "11.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data."}, {"lang": "es", "value": "En FreeBSD, en versiones anteriores a 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 y 10.3-RELEASE-p28, debido a la insuficiente inicializaci\u00f3n de la memoria copiada al espacio de usuario. Los usuarios sin privilegios podr\u00edan ser capaces de acceder peque\u00f1as cantidades de datos privilegiados del kernel."}], "id": "CVE-2018-6919", "lastModified": "2024-11-21T04:11:25.430", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-04-04T14:29:00.340", "references": [{"source": "secteam@freebsd.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103760"}, {"source": "secteam@freebsd.org", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103760"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://security.FreeBSD.org/advisories/FreeBSD-EN-18:04.mem.asc"}], "sourceIdentifier": "secteam@freebsd.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}