CVE-2020-24371 - Vulnerability Details - OpenCVE

Description

lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

Published: 2020-08-17

Score: 5.3 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 [-]

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

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-2020-17103	lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

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 0.0046.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110
https://nvd.nist.gov/vuln/detail/CVE-2020-24371
https://www.cve.org/CVERecord?id=CVE-2020-24371
https://www.lua.org/bugs.html#5.4.0-10

History

No history.

Subscriptions

Lua Lua

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-08-17T16:06:14.000Z

Updated: 2024-08-04T15:12:08.966Z

Reserved: 2020-08-17T00:00:00.000Z

Link: CVE-2020-24371

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-08-17T17:15:13.927

Modified: 2024-11-21T05:14:41.293

Link: CVE-2020-24371

Redhat

Severity : Moderate

Publid Date: 2020-07-15T00:00:00Z

Links: CVE-2020-24371 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-763

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-09-30T20:17:36.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110"}, {"tags": ["x_refsource_MISC"], "url": "https://www.lua.org/bugs.html#5.4.0-10"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-24371", "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": "lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110", "refsource": "MISC", "url": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110"}, {"name": "https://www.lua.org/bugs.html#5.4.0-10", "refsource": "MISC", "url": "https://www.lua.org/bugs.html#5.4.0-10"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T15:12:08.966Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.lua.org/bugs.html#5.4.0-10"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-24371", "datePublished": "2020-08-17T16:06:14.000Z", "dateReserved": "2020-08-17T00:00:00.000Z", "dateUpdated": "2024-08-04T15:12:08.966Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:lua:lua:5.4.0:-:*:*:*:*:*:*", "matchCriteriaId": "E9F78BF8-B73C-42C6-AF54-2CD935670053", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage."}, {"lang": "es", "value": "El archivo lgc.c en Lua versi\u00f3n 5.4.0, maneja inapropiadamente la interacci\u00f3n entre las barreras y la fase de barrido, conllevando a una violaci\u00f3n de acceso a la memoria que involucra collectgarbage."}], "id": "CVE-2020-24371", "lastModified": "2024-11-21T05:14:41.293", "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": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "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:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-08-17T17:15:13.927", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch", "Release Notes", "Vendor Advisory"], "url": "https://www.lua.org/bugs.html#5.4.0-10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Release Notes", "Vendor Advisory"], "url": "https://www.lua.org/bugs.html#5.4.0-10"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-763"}], "source": "nvd@nist.gov", "type": "Primary"}]}