gsd-2020-7064
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-7064",
"description": "In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.",
"id": "GSD-2020-7064",
"references": [
"https://www.suse.com/security/cve/CVE-2020-7064.html",
"https://www.debian.org/security/2020/dsa-4719",
"https://www.debian.org/security/2020/dsa-4717",
"https://access.redhat.com/errata/RHSA-2020:5275",
"https://access.redhat.com/errata/RHSA-2020:3662",
"https://ubuntu.com/security/CVE-2020-7064",
"https://advisories.mageia.org/CVE-2020-7064.html",
"https://alas.aws.amazon.com/cve/html/CVE-2020-7064.html",
"https://linux.oracle.com/cve/CVE-2020-7064.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-7064"
],
"details": "In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.",
"id": "GSD-2020-7064",
"modified": "2023-12-13T01:21:51.908189Z",
"schema_version": "1.4.0"
}
},
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"STATE": "PUBLIC",
"TITLE": "Use-of-uninitialized-value in exif"
},
"affects": {
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}
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}
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"credit": [
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"value": "From https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19581"
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"availabilityImpact": "LOW",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
"version": "3.1"
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"refsource": "MLIST",
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},
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"url": "https://bugs.php.net/bug.php?id=79282"
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"url": "https://security.netapp.com/advisory/ntap-20200403-0001/"
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{
"name": "https://www.oracle.com/security-alerts/cpujan2021.html",
"refsource": "MISC",
"url": "https://www.oracle.com/security-alerts/cpujan2021.html"
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{
"name": "https://www.tenable.com/security/tns-2021-14",
"refsource": "CONFIRM",
"url": "https://www.tenable.com/security/tns-2021-14"
}
]
},
"source": {
"defect": [
"https://bugs.php.net/bug.php?id=79282"
],
"discovery": "INTERNAL"
}
},
"nvd.nist.gov": {
"configurations": {
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},
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
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"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.5
}
},
"lastModifiedDate": "2022-08-29T20:04Z",
"publishedDate": "2020-04-01T04:15Z"
}
}
}
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