2025-03-13 21:03:49 +00:00

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{
"id": "CVE-2024-53920",
"sourceIdentifier": "cve@mitre.org",
"published": "2024-11-27T15:15:26.837",
"lastModified": "2025-03-13T20:15:23.877",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In elisp-mode.el in GNU Emacs before 30.1, a user who chooses to invoke elisp-completion-at-point (for code completion) on untrusted Emacs Lisp source code can trigger unsafe Lisp macro expansion that allows attackers to execute arbitrary code. (This unsafe expansion also occurs if a user chooses to enable on-the-fly diagnosis that byte compiles untrusted Emacs Lisp source code.)"
},
{
"lang": "es",
"value": "En elisp-mode.el de GNU Emacs hasta la versi\u00f3n 30.0.92, un usuario que elija invocar elisp-completion-at-point (para completar el c\u00f3digo) en c\u00f3digo fuente de Emacs Lisp que no sea de confianza puede desencadenar una expansi\u00f3n de macros de Lisp no segura que permita a los atacantes ejecutar c\u00f3digo arbitrario. (Esta expansi\u00f3n no segura tambi\u00e9n ocurre si un usuario elige habilitar el diagn\u00f3stico sobre la marcha de que byte compila c\u00f3digo fuente de Emacs Lisp que no es de confianza)."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-94"
}
]
}
],
"references": [
{
"url": "https://eshelyaron.com/posts/2024-11-27-emacs-aritrary-code-execution-and-how-to-avoid-it.html",
"source": "cve@mitre.org"
},
{
"url": "https://git.savannah.gnu.org/cgit/emacs.git/tag/?h=emacs-30.0.92",
"source": "cve@mitre.org"
},
{
"url": "https://git.savannah.gnu.org/cgit/emacs.git/tree/ChangeLog.4",
"source": "cve@mitre.org"
},
{
"url": "https://git.savannah.gnu.org/cgit/emacs.git/tree/etc/NEWS?h=emacs-30.1",
"source": "cve@mitre.org"
},
{
"url": "https://news.ycombinator.com/item?id=42256409",
"source": "cve@mitre.org"
},
{
"url": "https://yhetil.org/emacs/CAFXAjY5f4YfHAtZur1RAqH34UbYU56_t6t2Er0YEh1Sb7-W=hg@mail.gmail.com/",
"source": "cve@mitre.org"
}
]
}