GHSA-6WFM-7HQX-39WG
Vulnerability from github – Published: 2022-04-29 01:28 – Updated: 2024-02-02 15:30
VLAI?
Details
libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka the "billion laughs attack."
Severity ?
6.5 (Medium)
{
"affected": [],
"aliases": [
"CVE-2003-1564"
],
"database_specific": {
"cwe_ids": [
"CWE-776"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2003-12-31T05:00:00Z",
"severity": "HIGH"
},
"details": "libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka the \"billion laughs attack.\"",
"id": "GHSA-6wfm-7hqx-39wg",
"modified": "2024-02-02T15:30:25Z",
"published": "2022-04-29T01:28:19Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2003-1564"
},
{
"type": "WEB",
"url": "http://mail.gnome.org/archives/xml/2008-August/msg00034.html"
},
{
"type": "WEB",
"url": "http://secunia.com/advisories/31868"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/programming/comments/65843/time_to_upgrade_libxml2"
},
{
"type": "WEB",
"url": "http://www.redhat.com/support/errata/RHSA-2008-0886.html"
},
{
"type": "WEB",
"url": "http://www.stylusstudio.com/xmldev/200302/post20020.html"
},
{
"type": "WEB",
"url": "http://xmlsoft.org/news.html"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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