int(2184)

Vulnerability Bulletins


Denegación de servicio en libapreq2

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 libapreq2 < 2.07

Description

Se ha descubierto una vulnerabilidad en libapreq2 versión anterior a 2.07. La vulnerabilidad reside en un comportamiento especialmente lento en las funciones apreq_parse_headers() y apreq_parse_urlencoded().

Un atacante remoto podría causar una denegación de servicio.

Solution



Actualización de software

Apache
libapreq2-2.07
http://apache.gva.es/httpd/libapreq/libapreq2-2.07.tar.gz

Debian

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapreq2-perl_2.04-dev-1sarge2.dsc
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapreq2-perl_2.04-dev-1sarge2.diff.gz
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapreq2-perl_2.04-dev.orig.tar.gz
Alpha
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_amd64.deb
ARM
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_arm.deb
Intel IA-32
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_ia64.deb
HP Precision
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_hppa.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/liba/libapreq2-perl/libapache2-request-perl_2.04-dev-1sarge2_sparc.deb

Standar resources

Property Value
CVE CVE-2006-0042
BID

Other resources

Apache libapreq2-2.07
http://apache.gva.es/httpd/libapreq/

Debian Security Advisory (DSA 1000-2)
http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00103.html

Version history

Version Comments Date
1.0 Aviso emitido 2006-02-13
1.1 Aviso emitido por Debian (DSA 1000-1) 2006-03-14
1.2 Aviso actualizado por Debian (DSA 1000-2) 2006-04-03
Ministerio de Defensa
CNI
CCN
CCN-CERT