ghsa-hj5j-c8qp-mgmv
Vulnerability from github
Published
2022-05-24 16:48
Modified
2024-04-04 01:02
Severity ?
Details
In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).
{
"affected": [],
"aliases": [
"CVE-2018-20843"
],
"database_specific": {
"cwe_ids": [
"CWE-611"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2019-06-24T17:15:00Z",
"severity": "HIGH"
},
"details": "In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).",
"id": "GHSA-hj5j-c8qp-mgmv",
"modified": "2024-04-04T01:02:40Z",
"published": "2022-05-24T16:48:36Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20843"
},
{
"type": "WEB",
"url": "https://github.com/libexpat/libexpat/issues/186"
},
{
"type": "WEB",
"url": "https://github.com/libexpat/libexpat/pull/262"
},
{
"type": "WEB",
"url": "https://github.com/libexpat/libexpat/pull/262/commits/11f8838bf99ea0a6f0b76f9760c43704d00c4ff6"
},
{
"type": "WEB",
"url": "https://www.tenable.com/security/tns-2021-11"
},
{
"type": "WEB",
"url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
},
{
"type": "WEB",
"url": "https://www.oracle.com/security-alerts/cpuoct2020.html"
},
{
"type": "WEB",
"url": "https://www.oracle.com/security-alerts/cpuapr2020.html"
},
{
"type": "WEB",
"url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
},
{
"type": "WEB",
"url": "https://www.debian.org/security/2019/dsa-4472"
},
{
"type": "WEB",
"url": "https://usn.ubuntu.com/4040-2"
},
{
"type": "WEB",
"url": "https://usn.ubuntu.com/4040-1"
},
{
"type": "WEB",
"url": "https://support.f5.com/csp/article/K51011533"
},
{
"type": "WEB",
"url": "https://security.netapp.com/advisory/ntap-20190703-0001"
},
{
"type": "WEB",
"url": "https://security.gentoo.org/glsa/201911-08"
},
{
"type": "WEB",
"url": "https://seclists.org/bugtraq/2019/Jun/39"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2019/06/msg00028.html"
},
{
"type": "WEB",
"url": "https://github.com/libexpat/libexpat/blob/R_2_2_7/expat/Changes"
},
{
"type": "WEB",
"url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5226"
},
{
"type": "WEB",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00039.html"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.