int(5127)

Vulnerability Bulletins

Múltiples vulnerabilidades en Pidgin

Vulnerability classification
Property Value
Confidence level Oficial
Impact Denegación de Servicio
Dificulty Experto
Required attacker level Acceso remoto sin cuenta a un servicio estandar

System information
Property Value
Affected manufacturer GNU/Linux
Affected software Pidgin < 2.6.6

Description
Se han descubierto múltiples vulnerabilidades en Pidgin 2.6. Las vulnerabilidades son descritas a continuación:

CVE-2010-0277: Se ha descubierto una vulnerabilidad en Pidgin. La vulnerabilidad reside en un error en el protocolo MSN, en "slp.c". Un atacante remoto podría causar una denegación de servicio u obtener un impacto no especificado mediante una petición "MSNSLP INVITE" especialmente diseñada en un mensaje SLP. Una vulnerabilidad diferente a CVE-2010-0013.

CVE-2010-0420: La vulnerabilidad reside en un error en el protocolo XMPP en chats con múltiples usuarios, que no parsea correctamente nicks que contienen secuencias
. Un atacante remoto podría causar una denegación de servicio mediante un nick especialmente diseñado.

CVE-2010-0423: La vulnerabilidad reside en un error en "gtkimhtml.c". Un atacante remoto podría causar una denegación de servicio mediante el envío de muchos emoticonos en una conversación.

Solution


Actualización de software

Red Hat (RHSA-2010:0115-1)
RHEL Desktop Workstation (v. 5 cliente)
RHEL Optional Productivity Applications (v. 5 servidor)
RHEL Optional Productivity Applications EUS (v. 5.4.z servidor)
Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux AS (v. 4.8.z)
Red Hat Enterprise Linux Desktop (v. 5 client)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux ES (v. 4.8.z)
Red Hat Enterprise Linux WS (v. 4)
https://rhn.redhat.com/

Suse Linux
Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux.

Debian (DSA-2038-1)

Debian Linux 5.0
Source
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3.orig.tar.gz
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6.dsc
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6.diff.gz
Arquitectura independiente:
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-data_2.4.3-4lenny6_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch-dev_2.4.3-4lenny6_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple-bin_2.4.3-4lenny6_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple-dev_2.4.3-4lenny6_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dev_2.4.3-4lenny6_all.deb
alpha (DEC Alpha)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_alpha.deb
amd64 (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_amd64.deb
arm (ARM)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_arm.deb
armel (ARM EABI)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_armel.deb
hppa (HP PA RISC)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_hppa.deb
i386 (Intel ia32)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_i386.deb
ia64 (Intel ia64)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_ia64.deb
mips (MIPS (Big Endian))
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_mips.deb
mipsel (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_mipsel.deb
powerpc (PowerPC)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_powerpc.deb
s390 (IBM S/390)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_s390.deb
sparc (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny6_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny6_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny6_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny6_sparc.deb

Debian (DSA-2038-3)
Debian GNU/Linux 5.0
Source archives:
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3.orig.tar.gz
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8.diff.gz
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8.dsc
Architecture independent packages:
http://security.debian.org/pool/updates/main/p/pidgin/libpurple-dev_2.4.3-4lenny8_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple-bin_2.4.3-4lenny8_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-data_2.4.3-4lenny8_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch-dev_2.4.3-4lenny8_all.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dev_2.4.3-4lenny8_all.deb
alpha architecture (DEC Alpha)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_alpha.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_alpha.deb
amd64 architecture (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_amd64.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_amd64.deb
arm architecture (ARM)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_arm.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_arm.deb
armel architecture (ARM EABI)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_armel.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_armel.deb
hppa architecture (HP PA RISC)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_hppa.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_hppa.deb
i386 architecture (Intel ia32)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_i386.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_i386.deb
ia64 architecture (Intel ia64)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_ia64.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_ia64.deb
mips architecture (MIPS (Big Endian))
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_mips.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_mips.deb
mipsel architecture (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_mipsel.deb
powerpc architecture (PowerPC)
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_powerpc.deb
s390 architecture (IBM S/390)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_s390.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_s390.deb
sparc architecture (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/p/pidgin/pidgin_2.4.3-4lenny8_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/pidgin-dbg_2.4.3-4lenny8_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/finch_2.4.3-4lenny8_sparc.deb
http://security.debian.org/pool/updates/main/p/pidgin/libpurple0_2.4.3-4lenny8_sparc.deb

Standar resources
Property Value
CVE CVE-2010-0277
CVE-2010-0420
CVE-2010-0423
BID 38294

Other resources
Red Hat Security Advisory (RHSA-2010:0115-1)
https://rhn.redhat.com/errata/RHSA-2010-0115.html

SUSE Security Advisory (SUSE-SR:2010:006)
http://www.novell.com/linux/security/advisories/2010_6_sr.html

Debian Security Advisory (DSA-2038-1)
http://lists.debian.org/debian-security-announce/2010/msg00077.html

Debian Security Advisory (DSA-2038-3)
http://lists.debian.org/debian-security-announce/2010/msg00175.html

HP SECURITY BULLETIN (HPSBMA02629)
http://www13.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02711131

Version history
Version Comments Date
1.0 Aviso emitido 2010-03-02
1.1 Aviso emitido por Suse (SUSE-SR:2010:006) 2010-03-18
1.2 Aviso emitido por Debian (DSA-2038-1) 2010-04-17
1.3 Aviso emitido por Debian (DSA-2038-3) 2010-11-15
1.4 Aviso emitido por HP (HPSBMA02629) 2011-02-08
Ministerio de Defensa
CNI
CCN
CCN-CERT