CVE-2020-7248 - Vulnerability Details - OpenCVE

libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01111.

Key SSVC decision points have not yet been added.

Vendors	Products
Openwrt Subscribe	Openwrt Subscribe

Configuration 1 [-]

OR	cpe:2.3:o:openwrt:openwrt::::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:-::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:rc1::::::
	cpe:2.3:o:openwrt:openwrt:19.07.0:rc2::::::

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2020-28375	libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/openwrt/openwrt/commits/master
https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438
https://openwrt.org/advisory/2020-01-31-2

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-03-16T20:49:53

Updated: 2024-08-04T09:25:48.839Z

Reserved: 2020-01-20T00:00:00

Link: CVE-2020-7248

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-03-16T21:15:12.607

Modified: 2024-11-21T05:36:55.330

Link: CVE-2020-7248

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": "libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-05-09T16:59:34", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/openwrt/openwrt/commits/master"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"tags": ["x_refsource_MISC"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"tags": ["x_refsource_MISC"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-7248", "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": "libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/openwrt/openwrt/commits/master", "refsource": "MISC", "url": "https://github.com/openwrt/openwrt/commits/master"}, {"name": "https://openwrt.org/advisory/2020-01-31-2", "refsource": "CONFIRM", "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"name": "https://openwrt.org/advisory/2020-01-31-2", "refsource": "MISC", "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"name": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438", "refsource": "MISC", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:25:48.839Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/openwrt/openwrt/commits/master"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-7248", "datePublished": "2020-03-16T20:49:53", "dateReserved": "2020-01-20T00:00:00", "dateUpdated": "2024-08-04T09:25:48.839Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*", "matchCriteriaId": "0B0D0CC0-C0E5-4E94-AC4B-D1EF59377DB6", "versionEndExcluding": "18.06.7", "versionStartIncluding": "18.06.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*", "matchCriteriaId": "4FA469E2-9E63-4C9A-8EBA-10C8C870063A", "vulnerable": true}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "390F10D5-B9F6-4FD9-BD65-8189BC3B4B6F", "vulnerable": true}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:rc2:*:*:*:*:*:*", "matchCriteriaId": "C6E0E897-9CA2-4FEB-BFFB-A0BECDB01741", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "libubox in OpenWrt before 18.06.7 and 19.x before 19.07.1 has a tagged binary data JSON serialization vulnerability that may cause a stack based buffer overflow."}, {"lang": "es", "value": "libubox en OpenWrt versiones anteriores a 18.06.7 y versiones 19.x anteriores a 19.07.1, presenta una vulnerabilidad de serializaci\u00f3n JSON de datos binarios etiquetados lo que puede causar un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria."}], "id": "CVE-2020-7248", "lastModified": "2024-11-21T05:36:55.330", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-03-16T21:15:12.607", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/openwrt/openwrt/commits/master"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/openwrt/openwrt/commits/master"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7248#range-4512438"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://openwrt.org/advisory/2020-01-31-2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://openwrt.org/advisory/2020-01-31-2"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}