CVE-2019-11936

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This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-626", "description": "CWE-626: Null Byte Interaction Error (Poison Null Byte)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-12-04T16:25:20.000Z", "orgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827", "shortName": "facebook"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://hhvm.com/blog/2019/10/28/security-update.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://www.facebook.com/security/advisories/cve-2019-11936"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve-assign@fb.com", "DATE_ASSIGNED": "2019-10-28", "ID": "CVE-2019-11936", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "HHVM", "version": {"version_data": [{"version_affected": "!=>", "version_value": "4.28.2"}, {"version_affected": ">=", "version_value": "4.28.0"}, {"version_affected": "!=>", "version_value": "4.27.1"}, {"version_affected": ">=", "version_value": "4.27.0"}, {"version_affected": "!=>", "version_value": "4.26.1"}, {"version_affected": ">=", "version_value": "4.26.0"}, {"version_affected": "!=>", "version_value": "4.25.1"}, {"version_affected": ">=", "version_value": "4.25.0"}, {"version_affected": "!=>", "version_value": "4.24.1"}, {"version_affected": ">=", "version_value": "4.24.0"}, {"version_affected": "!=>", "version_value": "4.23.2"}, {"version_affected": ">=", "version_value": "4.9.0"}, {"version_affected": "!=>", "version_value": "4.8.6"}, {"version_affected": ">=", "version_value": "4.0.0"}, {"version_affected": "!=>", "version_value": "3.30.12"}, {"version_affected": "<", "version_value": "3.30.12"}]}}]}, "vendor_name": "Facebook"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. 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{"affected": [{"affectedData": [{"product": "HHVM", "vendor": "Facebook", "versions": [{"status": "affected", "version": "4.28.2"}, {"lessThan": "unspecified", "status": "affected", "version": "4.28.0", "versionType": "custom"}, {"status": "affected", "version": "4.27.1"}, {"lessThan": "unspecified", "status": "affected", "version": "4.27.0", "versionType": "custom"}, {"status": "affected", "version": "4.26.1"}, {"lessThan": "unspecified", "status": "affected", "version": "4.26.0", "versionType": "custom"}, {"status": "affected", "version": "4.25.1"}, {"lessThan": "unspecified", "status": "affected", "version": "4.25.0", "versionType": "custom"}, {"status": "affected", "version": "4.24.1"}, {"lessThan": "unspecified", "status": "affected", "version": "4.24.0", "versionType": "custom"}, {"status": "affected", "version": "4.23.2"}, {"lessThan": "unspecified", "status": "affected", "version": "4.9.0", "versionType": "custom"}, {"status": "affected", "version": "4.8.6"}, {"lessThan": "unspecified", "status": "affected", "version": "4.0.0", "versionType": "custom"}, {"status": "affected", "version": "3.30.12"}, {"lessThan": "3.30.12", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "cve-assign@fb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*", "matchCriteriaId": "A8452024-B97D-4B7B-BB28-AC04328E67B2", "versionEndExcluding": "3.30.12", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*", "matchCriteriaId": "47FAA7FF-64A7-451F-A389-6CA4240D7871", "versionEndIncluding": "4.8.5", "versionStartIncluding": "4.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*", "matchCriteriaId": "12366B66-DE3D-4387-83BC-E01C77393D58", "versionEndIncluding": "4.23.1", "versionStartIncluding": "4.9.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.24.0:*:*:*:*:*:*:*", "matchCriteriaId": "76F33DEA-0DB2-46B5-82C3-CA75D07C952D", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.25.0:*:*:*:*:*:*:*", "matchCriteriaId": "6B098BF0-EA28-44FA-A5D0-BDE05C2E9FE8", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.26.0:*:*:*:*:*:*:*", "matchCriteriaId": "0950ED00-A5DC-4DA6-906F-CDC03EE2DA5A", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.27.0:*:*:*:*:*:*:*", "matchCriteriaId": "D77D46F2-A17B-4CEA-A003-F7952EE3342D", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.28.0:*:*:*:*:*:*:*", "matchCriteriaId": "D53212BA-6BF8-4FE2-980C-371D5EF170E5", "vulnerable": true}, {"criteria": "cpe:2.3:a:facebook:hhvm:4.28.1:*:*:*:*:*:*:*", "matchCriteriaId": "F182E9B3-838C-4AFA-94B5-77D30098712E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Various APC functions accept keys containing null bytes as input, leading to premature truncation of input. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1."}, {"lang": "es", "value": "Varias funciones APC aceptan claves que contienen bytes nulos como entrada, conllevando a un truncamiento prematuro de la entrada. Este problema afecta a HHVM versiones anteriores a la versi\u00f3n 3.30.12, todas las versiones entre 4.0.0 y 4.8.5, todas las versiones entre 4.9.0 y 4.23.1, as\u00ed como las versiones 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0 y 4.28.1."}], "id": "CVE-2019-11936", "lastModified": "2026-06-17T02:13:52.187", "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": "2019-12-04T17:16:43.617", "references": [{"source": "cve-assign@fb.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373"}, {"source": "cve-assign@fb.com", "tags": ["Vendor Advisory"], "url": "https://hhvm.com/blog/2019/10/28/security-update.html"}, {"source": "cve-assign@fb.com", "tags": ["Vendor Advisory"], "url": "https://www.facebook.com/security/advisories/cve-2019-11936"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://hhvm.com/blog/2019/10/28/security-update.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.facebook.com/security/advisories/cve-2019-11936"}], "sourceIdentifier": "cve-assign@fb.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-626"}], "source": "cve-assign@fb.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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