FKIE_CVE-2021-3402

Vulnerability from fkie_nvd - Published: 2021-05-14 21:15 - Updated: 2024-11-21 06:21
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Summary
An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier could allow an attacker to either cause denial of service or information disclosure via a malicious Mach-O file. Affects all versions before libyara 4.0.4
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1930175Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
secalert@redhat.comhttps://www.openwall.com/lists/oss-security/2021/01/29/2Exploit, Mailing List, Third Party Advisory
secalert@redhat.comhttps://www.x41-dsec.de/lab/advisories/x41-2021-001-yara/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1930175Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2021/01/29/2Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.x41-dsec.de/lab/advisories/x41-2021-001-yara/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
virustotal yara *
fedoraproject fedora 33
fedoraproject fedora 34
To clipboard 

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  "descriptions": [
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      "lang": "en",
      "value": "An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier could allow an attacker to either cause denial of service or information disclosure via a malicious Mach-O file. Affects all versions before libyara 4.0.4"
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      "value": "Un desbordamiento de enteros y varias lecturas de desbordamiento de b\u00fafer en el archivo libyara/modules/macho/macho.c en YARA versiones v4.0.3 y anteriores, podr\u00edan permitir a un atacante causar una denegaci\u00f3n de servicio o una divulgaci\u00f3n de informaci\u00f3n por medio de un archivo Mach-O malicioso.\u0026#xa0;Afecta a todas las versiones anteriores a libyara 4.0.4"
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  "id": "CVE-2021-3402",
  "lastModified": "2024-11-21T06:21:25.237",
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  "published": "2021-05-14T21:15:07.537",
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  • 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.
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Detection rules are retrieved from Rulezet.