CVE-2019-11839

njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/nginx/njs/issues/152	Issue Tracking Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*

History

24 Mar 2022, 14:23

Type	Values Removed	Values Added
References	~~(MISC) https://github.com/nginx/njs/issues/152 - Exploit, Issue Tracking, Third Party Advisory~~	(MISC) https://github.com/nginx/njs/issues/152 - Issue Tracking, Exploit, Third Party Advisory
First Time		F5 njs F5
CPE	cpe:2.3:a:nginx:njs::::::::	cpe:2.3:a:f5:njs::::::::

Information

Published : 2019-05-09 14:29

Updated : 2023-12-10 12:59

NVD link : CVE-2019-11839

Mitre link : CVE-2019-11839

CVE.ORG link : CVE-2019-11839

JSON object : View

Products Affected

f5

njs

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2019-11839", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2019-05-09T14:29:00.637", "references": [{"url": "https://github.com/nginx/njs/issues/152", "tags": ["Issue Tracking", "Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling."}, {"lang": "es", "value": "NJS hasta la versi\u00f3n 0.3.1, usado en NGINX, tiene un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria en Array.prototype.push despu\u00e9s de un cambio de tama\u00f1o, relacionado con njs_array_prototype_push in njs/njs_array.c, debido a un mal manejo de tama\u00f1o de njs_array_expand."}], "lastModified": "2022-03-24T14:23:30.733", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3F70BB50-E3EC-44F8-BC1A-D514EA261742", "versionEndIncluding": "0.3.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}