mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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116 lines
3.4 KiB
JSON
116 lines
3.4 KiB
JSON
{
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"id": "CVE-2021-28040",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2021-03-05T18:15:13.270",
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"lastModified": "2024-11-21T05:59:01.787",
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"vulnStatus": "Modified",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"value": "An issue was discovered in OSSEC 3.6.0. An uncontrolled recursion vulnerability in os_xml.c occurs when a large number of opening and closing XML tags is used. Because recursion is used in _ReadElem without restriction, an attacker can trigger a segmentation fault once unmapped memory is reached."
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},
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{
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"lang": "es",
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"value": "Se detect\u00f3 un problema en OSSEC versi\u00f3n 3.6.0. Se presenta una vulnerabilidad de recursividad no controlada en el archivo os_xml.c cuando es usada una gran cantidad de etiquetas XML de apertura y cierre. Debido a que una recursividad es usada en _ReadElem sin restricci\u00f3n, un atacante puede desencadenar un fallo de segmentaci\u00f3n una vez que es alcanzada la memoria no asignada"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 7.5,
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"baseSeverity": "HIGH",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH"
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},
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"exploitabilityScore": 3.9,
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"impactScore": 3.6
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
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"baseScore": 5.0,
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"accessVector": "NETWORK",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "PARTIAL"
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 10.0,
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"impactScore": 2.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-674"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:ossec:ossec:3.6.0:*:*:*:*:*:*:*",
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"matchCriteriaId": "5194EBBE-813E-4C77-BE63-1302B9E88855"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://github.com/ossec/ossec-hids/issues/1953",
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"source": "cve@mitre.org",
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"tags": [
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"Exploit",
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"Issue Tracking",
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"Third Party Advisory"
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]
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},
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{
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"url": "https://github.com/ossec/ossec-hids/issues/1953",
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"source": "af854a3a-2127-422b-91ae-364da2661108",
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"tags": [
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"Exploit",
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"Issue Tracking",
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"Third Party Advisory"
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]
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}
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]
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} |