CVE-2020-15889 - Vulnerability Details - OpenCVE

Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

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 None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Lua	Lua

Configuration 1 [-]

cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*

No data.

References

Link	Providers
http://lua-users.org/lists/lua-l/2020-07/msg00078.html
http://lua-users.org/lists/lua-l/2020-12/msg00157.html
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312
https://nvd.nist.gov/vuln/detail/CVE-2020-15889
https://www.cve.org/CVERecord?id=CVE-2020-15889

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-07-21T21:35:49

Updated: 2024-08-04T13:30:23.249Z

Reserved: 2020-07-21T00:00:00

Link: CVE-2020-15889

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-07-21T22:15:12.150

Modified: 2024-11-21T05:06:23.173

Link: CVE-2020-15889

Redhat

Severity : Important

Publid Date: 2020-07-06T00:00:00Z

Links: CVE-2020-15889 - Bugzilla

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-12-22T20:36:26", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312"}, {"tags": ["x_refsource_MISC"], "url": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-15889", "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": "Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html", "refsource": "MISC", "url": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html"}, {"name": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312", "refsource": "MISC", "url": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312"}, {"name": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html", "refsource": "MISC", "url": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T13:30:23.249Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-15889", "datePublished": "2020-07-21T21:35:49", "dateReserved": "2020-07-21T00:00:00", "dateUpdated": "2024-08-04T13:30:23.249Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*", "matchCriteriaId": "4066DFAE-B20D-44C9-BC34-694748ABE2CA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members."}, {"lang": "es", "value": "Lua versi\u00f3n 5.4.0, presenta una lectura excesiva del b\u00fafer en la regi\u00f3n heap de la memoria de getobjname porque la funci\u00f3n youngcollection en el archivo lgc.c utiliza markold para un n\u00famero insuficiente de miembros de la lista"}], "id": "CVE-2020-15889", "lastModified": "2024-11-21T05:06:23.173", "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": 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": "2020-07-21T22:15:12.150", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "http://lua-users.org/lists/lua-l/2020-07/msg00078.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lua-users.org/lists/lua-l/2020-12/msg00157.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}