Vulnerabilidad en string.c en Exim (CVE-2010-4344)
Gravedad CVSS v3.1:
CRÍTICA
Tipo:
CWE-787
Escritura fuera de límites
Fecha de publicación:
14/12/2010
Última modificación:
11/04/2025
Descripción
Desbordamiento de búfer basado en montículo en la función string_vformat en string.c en Exim antes de v4.70 permite a atacantes remotos ejecutar código arbitrario a través de una sesión de SMTP que incluye dos comandos MAIL junto con un mensaje de gran tamaño que contiene cabeceras modificadas, lo que lleva a un registro impropio del rechazo.
Impacto
Puntuación base 3.x
9.80
Gravedad 3.x
CRÍTICA
Puntuación base 2.0
9.30
Gravedad 2.0
ALTA
Productos y versiones vulnerables
CPE | Desde | Hasta |
---|---|---|
cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* | 4.70 (excluyendo) | |
cpe:2.3:o:opensuse:opensuse:11.1:*:*:*:*:*:*:* | ||
cpe:2.3:o:opensuse:opensuse:11.2:*:*:*:*:*:*:* | ||
cpe:2.3:o:opensuse:opensuse:11.3:*:*:*:*:*:*:* | ||
cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- ftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.70
- http://atmail.com/blog/2010/atmail-6204-now-available/
- http://bugs.exim.org/show_bug.cgi?id=787
- http://git.exim.org/exim.git/commit/24c929a27415c7cfc7126c47e4cad39acf3efa6b
- http://lists.exim.org/lurker/message/20101210.164935.385e04d0.en.html
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00003.html
- http://openwall.com/lists/oss-security/2010/12/10/1
- http://secunia.com/advisories/40019
- http://secunia.com/advisories/42576
- http://secunia.com/advisories/42586
- http://secunia.com/advisories/42587
- http://secunia.com/advisories/42589
- http://www.cpanel.net/2010/12/exim-remote-memory-corruption-vulnerability-notification-cve-2010-4344.html
- http://www.debian.org/security/2010/dsa-2131
- http://www.exim.org/lurker/message/20101207.215955.bb32d4f2.en.html
- http://www.kb.cert.org/vuls/id/682457
- http://www.metasploit.com/modules/exploit/unix/smtp/exim4_string_format
- http://www.openwall.com/lists/oss-security/2021/05/04/7
- http://www.osvdb.org/69685
- http://www.redhat.com/support/errata/RHSA-2010-0970.html
- http://www.securityfocus.com/archive/1/515172/100/0/threaded
- http://www.securityfocus.com/bid/45308
- http://www.securitytracker.com/id?1024858=
- http://www.theregister.co.uk/2010/12/11/exim_code_execution_peril/
- http://www.ubuntu.com/usn/USN-1032-1
- http://www.vupen.com/english/advisories/2010/3171
- http://www.vupen.com/english/advisories/2010/3172
- http://www.vupen.com/english/advisories/2010/3181
- http://www.vupen.com/english/advisories/2010/3186
- http://www.vupen.com/english/advisories/2010/3204
- http://www.vupen.com/english/advisories/2010/3246
- http://www.vupen.com/english/advisories/2010/3317
- https://bugzilla.redhat.com/show_bug.cgi?id=661756
- ftp://ftp.exim.org/pub/exim/ChangeLogs/ChangeLog-4.70
- http://atmail.com/blog/2010/atmail-6204-now-available/
- http://bugs.exim.org/show_bug.cgi?id=787
- http://git.exim.org/exim.git/commit/24c929a27415c7cfc7126c47e4cad39acf3efa6b
- http://lists.exim.org/lurker/message/20101210.164935.385e04d0.en.html
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00003.html
- http://openwall.com/lists/oss-security/2010/12/10/1
- http://secunia.com/advisories/40019
- http://secunia.com/advisories/42576
- http://secunia.com/advisories/42586
- http://secunia.com/advisories/42587
- http://secunia.com/advisories/42589
- http://www.cpanel.net/2010/12/exim-remote-memory-corruption-vulnerability-notification-cve-2010-4344.html
- http://www.debian.org/security/2010/dsa-2131
- http://www.exim.org/lurker/message/20101207.215955.bb32d4f2.en.html
- http://www.kb.cert.org/vuls/id/682457
- http://www.metasploit.com/modules/exploit/unix/smtp/exim4_string_format
- http://www.openwall.com/lists/oss-security/2021/05/04/7
- http://www.osvdb.org/69685
- http://www.redhat.com/support/errata/RHSA-2010-0970.html
- http://www.securityfocus.com/archive/1/515172/100/0/threaded
- http://www.securityfocus.com/bid/45308
- http://www.securitytracker.com/id?1024858=
- http://www.theregister.co.uk/2010/12/11/exim_code_execution_peril/
- http://www.ubuntu.com/usn/USN-1032-1
- http://www.vupen.com/english/advisories/2010/3171
- http://www.vupen.com/english/advisories/2010/3172
- http://www.vupen.com/english/advisories/2010/3181
- http://www.vupen.com/english/advisories/2010/3186
- http://www.vupen.com/english/advisories/2010/3204
- http://www.vupen.com/english/advisories/2010/3246
- http://www.vupen.com/english/advisories/2010/3317
- https://bugzilla.redhat.com/show_bug.cgi?id=661756