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117 lines
3.4 KiB
JSON
117 lines
3.4 KiB
JSON
{
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"id": "CVE-2019-12495",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2019-05-31T11:29:02.623",
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"lastModified": "2019-06-03T11:29:00.263",
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"vulnStatus": "Modified",
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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 Tiny C Compiler (aka TinyCC or TCC) 0.9.27. Compiling a crafted source file leads to a one-byte out-of-bounds write in the gsym_addr function in x86_64-gen.c. This occurs because tccasm.c mishandles section switches."
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},
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{
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"lang": "es",
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"value": "Se descubri\u00f3 una vulnerabilidad en Tiny C Compiler (conocido como TinyCC o TCC) versi\u00f3n 0.9.27. La compilaci\u00f3n de un archivo fuente creado conlleva a una escritura fuera de l\u00edmites de un byte en la funci\u00f3n gsym_addr en el archivo x86_64-gen.c. Esto sucede porque el archivo tccasm.c maneja incorrectamente el cambio de secci\u00f3n."
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}
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],
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"metrics": {
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"cvssMetricV30": [
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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": "3.0",
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "REQUIRED",
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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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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.8,
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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:M/Au:N/C:N/I:N/A:P",
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"accessVector": "NETWORK",
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"accessComplexity": "MEDIUM",
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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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"baseScore": 4.3
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 8.6,
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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": true
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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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"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:tinycc:tinycc:0.9.27:*:*:*:*:*:*:*",
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"matchCriteriaId": "9A30CD13-D9CA-4AC2-A0EB-78174E16D0CE"
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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": "http://www.securityfocus.com/bid/108541",
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"source": "cve@mitre.org"
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},
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{
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"url": "https://lists.nongnu.org/archive/html/tinycc-devel/2019-05/msg00044.html",
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"source": "cve@mitre.org",
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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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"url": "https://repo.or.cz/tinycc.git/commit/d04ce7772c2bc2781ab2502e0b1f1964488814b5",
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"source": "cve@mitre.org",
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"tags": [
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"Patch",
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"Third Party Advisory"
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]
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}
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]
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} |