Vulnerabilidad en función cli_hm_scan de matcher-hash.c de libclamav de ClamAV (CVE-2011-2721)
Gravedad CVSS v2.0:
MEDIA
Tipo:
CWE-189
Errores numéricos
Fecha de publicación:
05/08/2011
Última modificación:
11/04/2025
Descripción
Error "off-by-one" (desbordamiento en un elemento del array) en la función cli_hm_scan de matcher-hash.c de libclamav de ClamAV en versiones anteriores a la 0.97.2 permite a atacantes remotos provocar una denegación de servicio (caída del demonio) a través de un correo electrónico que no es apropiadamente manejado durante determinados cálculos de hash.
Impacto
Puntuación base 2.0
5.00
Gravedad 2.0
MEDIA
Productos y versiones vulnerables
| CPE | Desde | Hasta |
|---|---|---|
| cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:* | 0.97.1 (incluyendo) | |
| cpe:2.3:a:clamav:clamav:0.01:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.02:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.3:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.03:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.05:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.8:rc3:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.9:rc1:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.10:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.12:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.13:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.14:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.14:pre:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.15:*:*:*:*:*:*:* | ||
| cpe:2.3:a:clamav:clamav:0.20:*:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba%3Dblob_plain%3Bf%3DChangeLog%3Bhb%3Dclamav-0.97.2
- http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba%3Dcommit%3Bh%3D4842733eb3f09be61caeed83778bb6679141dbc5
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068940.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068941.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068942.html
- http://secunia.com/advisories/45382
- http://secunia.com/advisories/46717
- http://securitytracker.com/id?1025858=
- http://www.mandriva.com/security/advisories?name=MDVSA-2011%3A122
- http://www.openwall.com/lists/oss-security/2011/07/26/13
- http://www.openwall.com/lists/oss-security/2011/07/26/3
- http://www.osvdb.org/74181
- http://www.securityfocus.com/bid/48891
- http://www.ubuntu.com/usn/USN-1179-1
- https://bugzilla.novell.com/show_bug.cgi?id=708263
- https://bugzilla.redhat.com/show_bug.cgi?id=725694
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68785
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=2818
- http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba%3Dblob_plain%3Bf%3DChangeLog%3Bhb%3Dclamav-0.97.2
- http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba%3Dcommit%3Bh%3D4842733eb3f09be61caeed83778bb6679141dbc5
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068940.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068941.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/068942.html
- http://secunia.com/advisories/45382
- http://secunia.com/advisories/46717
- http://securitytracker.com/id?1025858=
- http://www.mandriva.com/security/advisories?name=MDVSA-2011%3A122
- http://www.openwall.com/lists/oss-security/2011/07/26/13
- http://www.openwall.com/lists/oss-security/2011/07/26/3
- http://www.osvdb.org/74181
- http://www.securityfocus.com/bid/48891
- http://www.ubuntu.com/usn/USN-1179-1
- https://bugzilla.novell.com/show_bug.cgi?id=708263
- https://bugzilla.redhat.com/show_bug.cgi?id=725694
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68785
- https://wwws.clamav.net/bugzilla/show_bug.cgi?id=2818