int(1129)

Vulnerability Bulletins


Vulnerabilidad de enlace simbólico en gzip

Vulnerability classification

Property Value
Confidence level Oficial
Impact Integridad
Dificulty Experto
Required attacker level Acceso fisico

System information

Property Value
Affected manufacturer GNU/Linux
Affected software gzip 1.2.4 a

Description

Existe una vulnerabilidad en la creación de ficheros temporales de los scripts de la aplicación gzip que podría permitir a usuarios locales sobreescribir archivos mediante un ataque de enlace simbólico.

Solution



Actualización de software

Debian Linux

Debian Linux 3.0
Source:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3.dsc
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3.diff.gz
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2.orig.tar.gz
Arquitectura Alpha:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_alpha.deb
Arquitectura ARM:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_arm.deb
Arquitectura Intel IA-32:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_i386.deb
Arquitectura Intel IA-64:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_ia64.deb
Arquitectura HP Precision:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_hppa.deb
Arquitectura Motorola 680x0:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_m68k.deb
Arquitectura Big endian MIPS:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_mips.deb
Arquitectura Little endian MIPS:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_mipsel.deb
Arquitectura PowerPC:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_powerpc.deb
Arquitectura IBM S/390:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_s390.deb
Arquitectura Sun Sparc:
http://security.debian.org/pool/updates/main/g/gzip/gzip_1.3.2-3woody3_sparc.deb

Mandrake Linux
Mandrake Linux 9.2
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/9.2/RPMS/gzip-1.2.4a-13.1.92mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/9.2/SRPMS/gzip-1.2.4a-13.1.92mdk.src.rpm
Mandrake Linux 9.2/AMD64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/amd64/9.2/RPMS/gzip-1.2.4a-13.1.92mdk.amd64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/amd64/9.2/SRPMS/gzip-1.2.4a-13.1.92mdk.src.rpm
Mandrake Lnux 10.0
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.0/RPMS/gzip-1.2.4a-13.1.100mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.0/SRPMS/gzip-1.2.4a-13.1.100mdk.src.rpm
Mandrake Linux 10.0/AMD64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/amd64/10.0/RPMS/gzip-1.2.4a-13.1.100mdk.amd64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/amd64/10.0/SRPMS/gzip-1.2.4a-13.1.100mdk.src.rpm
Mandrake Linux 10.1
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.1/RPMS/gzip-1.2.4a-13.1.101mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.1/SRPMS/gzip-1.2.4a-13.1.101mdk.src.rpm
Mandrake Linux 10.1/X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.1/RPMS/gzip-1.2.4a-13.1.101mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.1/SRPMS/gzip-1.2.4a-13.1.101mdk.src.rpm
Multi Network Firewall 8.2
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/mnf8.2/RPMS/gzip-1.2.4a-11.3.M82mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/mnf8.2/SRPMS/gzip-1.2.4a-11.3.M82mdk.src.rpm
Corporate Server 2.1
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/2.1/RPMS/gzip-1.2.4a-11.3.C21mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/2.1/SRPMS/gzip-1.2.4a-11.3.C21mdk.src.rpm
Corporate Server 2.1/X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/2.1/RPMS/gzip-1.2.4a-11.3.C21mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/2.1/SRPMS/gzip-1.2.4a-11.3.C21mdk.src.rpm

Standar resources

Property Value
CVE CAN-2004-0970
BID

Other resources

Debian Security Advisory DSA 588-1
http://lists.debian.org/debian-security-announce/debian-security-announce-2004/msg00197.html

Linux Mandrake security advisory (MDKSA-2004:142)
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2004:142

Version history

Version Comments Date
1.0 Aviso emitido 2004-11-08
1.1 Aviso emitido por Mandrake Linux (MDKSA-2004:142) 2004-12-07
Ministerio de Defensa
CNI
CCN
CCN-CERT