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131 lines
3.7 KiB
JSON
131 lines
3.7 KiB
JSON
{
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"id": "CVE-2020-14315",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2020-09-16T14:15:12.797",
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"lastModified": "2022-01-01T18:38:25.567",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "A memory corruption vulnerability is present in bspatch as shipped in Colin Percival\u2019s bsdiff tools version 4.3. Insufficient checks when handling external inputs allows an attacker to bypass the sanity checks in place and write out of a dynamically allocated buffer boundaries."
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},
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{
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"lang": "es",
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"value": "Se presenta una vulnerabilidad de corrupci\u00f3n de la memoria en bspatch como es entregado en las herramientas bsdiff de Colin Percival versi\u00f3n 4.3. Una comprobaci\u00f3n insuficiente cuando se manejan las entradas externas permiten a un atacante omitir las comprobaciones de sanidad en el lugar y escribir fuera de los l\u00edmites de un b\u00fafer asignado din\u00e1micamente"
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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:H/I:H/A:H",
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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": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 9.8,
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"baseSeverity": "CRITICAL"
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},
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"exploitabilityScore": 3.9,
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"impactScore": 5.9
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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:P/I:P/A:P",
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"accessVector": "NETWORK",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "PARTIAL",
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"availabilityImpact": "PARTIAL",
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"baseScore": 7.5
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},
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"baseSeverity": "HIGH",
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"exploitabilityScore": 10.0,
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"impactScore": 6.4,
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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-787"
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}
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]
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},
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{
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"source": "secalert@redhat.com",
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"type": "Secondary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-787"
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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:daemonology:bsdiff:4.3:*:*:*:*:*:*:*",
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"matchCriteriaId": "5BE352CE-2DC3-4B29-94E4-58304441E9A2"
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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://bugzilla.redhat.com/show_bug.cgi?id=1856747",
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"source": "secalert@redhat.com",
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"tags": [
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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://www.openwall.com/lists/oss-security/2020/07/09/2",
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"source": "secalert@redhat.com",
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"tags": [
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"Mailing List",
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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://www.x41-dsec.de/lab/advisories/x41-2020-006-bspatch/",
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"source": "secalert@redhat.com",
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"tags": [
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"Exploit",
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"Third Party Advisory"
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]
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}
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]
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} |