ghsa-3797-gmjf-45gm
Vulnerability from github
Published
2022-05-24 17:17
Modified
2022-09-14 00:00
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-12762"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-05-09T18:15:00Z",
    "severity": "MODERATE"
  },
  "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.",
  "id": "GHSA-3797-gmjf-45gm",
  "modified": "2022-09-14T00:00:52Z",
  "published": "2022-05-24T17:17:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12762"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rsyslog/libfastjson/issues/161"
    },
    {
      "type": "WEB",
      "url": "https://github.com/json-c/json-c/pull/592"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00032.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00034.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00031.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00023.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBR36IXYBHITAZFB5PFBJTED22WO5ONB"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CQQRRGBQCAWNCCJ2HN3W5SSCZ4QGMXQI"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W226TSCJBEOXDUFVKNWNH7ETG7AR6MCS"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202006-13"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210521-0001"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4360-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4360-4"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2020/dsa-4741"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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