2024-07-14 02:06:08 +00:00

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{
"id": "CVE-2020-27207",
"sourceIdentifier": "cve@mitre.org",
"published": "2020-11-26T17:15:11.113",
"lastModified": "2020-12-03T20:01:37.227",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Zetetic SQLCipher 4.x before 4.4.1 has a use-after-free, related to sqlcipher_codec_pragma and sqlite3Strlen30 in sqlite3.c. A remote denial of service attack can be performed. For example, a SQL injection can be used to execute the crafted SQL command sequence. After that, some unexpected RAM data is read."
},
{
"lang": "es",
"value": "Zetetic SQLCipher versiones 4.x anteriores a 4.4.1, presenta un uso de la memoria previamente liberada, relacionado con las funciones sqlcipher_codec_pragma y sqlite3Strlen30 en el archivo sqlite3.c. Un ataque de denegaci\u00f3n de servicio remota puede ser llevado a cabo. Por ejemplo, una inyecci\u00f3n SQL puede ser usada para ejecutar una secuencia de comandos SQL dise\u00f1ada. Despu\u00e9s de eso, algunos datos de RAM inesperados son le\u00eddos"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:zetetic:sqlcipher:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.0",
"versionEndExcluding": "4.4.1",
"matchCriteriaId": "ADECCC13-F2EB-4B6A-A030-76F49DF1800E"
}
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}
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}
],
"references": [
{
"url": "https://github.com/sqlcipher/sqlcipher/compare/v4.4.0...v4.4.1",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://www.telekom.com/resource/blob/612796/9f221708832a465f03585a45d7f59b45/dl-201112-denial-of-serviceen-data.pdf",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
}
]
}