{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "state": "PUBLISHED", "cveId": "CVE-2020-12762", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-11-03T19:25:29.557Z", "dateReserved": "2020-05-09T00:00:00.000Z", "datePublished": "2020-05-09T00:00:00.000Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-06-20T00:00:00.000Z" }, "descriptions": [ { "lang": "en", "value": "json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend." } ], "affected": [ { "vendor": "n/a", "product": "n/a", "versions": [ { "version": "n/a", "status": "affected" } ] } ], "references": [ { "url": "https://github.com/json-c/json-c/pull/592" }, { "url": "https://github.com/rsyslog/libfastjson/issues/161" }, { "name": "FEDORA-2020-63c6f4ab1d", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CQQRRGBQCAWNCCJ2HN3W5SSCZ4QGMXQI/" }, { "name": "USN-4360-1", "tags": [ "vendor-advisory" ], "url": "https://usn.ubuntu.com/4360-1/" }, { "name": "FEDORA-2020-847ad856ab", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBR36IXYBHITAZFB5PFBJTED22WO5ONB/" }, { "name": "FEDORA-2020-7eb7eac270", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W226TSCJBEOXDUFVKNWNH7ETG7AR6MCS/" }, { "name": "[debian-lts-announce] 20200531 [SECURITY] [DLA 2228-1] json-c security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00032.html" }, { "name": "[debian-lts-announce] 20200531 [SECURITY] [DLA 2228-2] json-c regression update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00034.html" }, { "name": "USN-4360-4", "tags": [ "vendor-advisory" ], "url": "https://usn.ubuntu.com/4360-4/" }, { "name": "GLSA-202006-13", "tags": [ "vendor-advisory" ], "url": "https://security.gentoo.org/glsa/202006-13" }, { "name": "[debian-lts-announce] 20200730 [SECURITY] [DLA 2301-1] json-c security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00031.html" }, { "name": "DSA-4741", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2020/dsa-4741" }, { "url": "https://security.netapp.com/advisory/ntap-20210521-0001/" }, { "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf" }, { "name": "[debian-lts-announce] 20230620 [SECURITY] [DLA 3461-1] libfastjson security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00023.html" } ], "problemTypes": [ { "descriptions": [ { "type": "text", "lang": "en", "description": "n/a" } ] } ] }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://github.com/json-c/json-c/pull/592", "tags": [ "x_transferred" ] }, { "url": "https://github.com/rsyslog/libfastjson/issues/161", "tags": [ "x_transferred" ] }, { "name": "FEDORA-2020-63c6f4ab1d", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CQQRRGBQCAWNCCJ2HN3W5SSCZ4QGMXQI/" }, { "name": "USN-4360-1", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://usn.ubuntu.com/4360-1/" }, { "name": "FEDORA-2020-847ad856ab", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBR36IXYBHITAZFB5PFBJTED22WO5ONB/" }, { "name": "FEDORA-2020-7eb7eac270", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W226TSCJBEOXDUFVKNWNH7ETG7AR6MCS/" }, { "name": "[debian-lts-announce] 20200531 [SECURITY] [DLA 2228-1] json-c security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00032.html" }, { "name": "[debian-lts-announce] 20200531 [SECURITY] [DLA 2228-2] json-c regression update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00034.html" }, { "name": "USN-4360-4", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://usn.ubuntu.com/4360-4/" }, { "name": "GLSA-202006-13", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://security.gentoo.org/glsa/202006-13" }, { "name": "[debian-lts-announce] 20200730 [SECURITY] [DLA 2301-1] json-c security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00031.html" }, { "name": "DSA-4741", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://www.debian.org/security/2020/dsa-4741" }, { "url": "https://security.netapp.com/advisory/ntap-20210521-0001/", "tags": [ "x_transferred" ] }, { "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf", "tags": [ "x_transferred" ] }, { "name": "[debian-lts-announce] 20230620 [SECURITY] [DLA 3461-1] libfastjson security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00023.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/07/msg00021.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:25:29.557Z" } }, { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-787", "lang": "en", "description": "CWE-787 Out-of-bounds Write" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2025-05-30T19:18:06.259819Z", "id": "CVE-2020-12762", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-30T19:47:52.321Z" } } ] } }