gsd-2020-12762
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-12762",
"description": "json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend.",
"id": "GSD-2020-12762",
"references": [
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"https://www.debian.org/security/2020/dsa-4741",
"https://access.redhat.com/errata/RHSA-2021:4382",
"https://ubuntu.com/security/CVE-2020-12762",
"https://advisories.mageia.org/CVE-2020-12762.html",
"https://security.archlinux.org/CVE-2020-12762",
"https://alas.aws.amazon.com/cve/html/CVE-2020-12762.html",
"https://linux.oracle.com/cve/CVE-2020-12762.html"
]
},
"gsd": {
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"remediation": "unknown",
"reportConfidence": "confirmed",
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"cwe_ids": [
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"date": "2021-05-21",
"description": "json-c has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by `printbuf_memappend`.",
"fixed_versions": [
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"identifier": "CVE-2020-12762",
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"not_impacted": "All versions after 0.14",
"package_slug": "conan/json-c",
"pubdate": "2020-05-09",
"solution": "Upgrade to version 0.15 or above.",
"title": "Out-of-bounds Write",
"urls": [
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"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
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"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2023-09-25T02:30Z",
"publishedDate": "2020-05-09T18:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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