Vulnerability Bulletins |
Ejecución de código en Unzip |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Obtener acceso |
| Dificulty | Experto |
| Required attacker level | Acceso remoto sin cuenta a un servicio estandar |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Unzip 5.52 |
Description |
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Se ha descubierto una vulnerabilidad en Unzip 5.52. La vulnerabilidad reside en un error al procesar los datos de un fichero ZIP. El error se encuentra en la macro NEEDBITS en la función "inflate_dynamic()" del fichero "inflate.c". Un atacante remoto podría causar una denegación de servicio o ejecutar código arbitrario mediante un fichero ZIP especialmente diseñado. |
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Solution |
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Actualización de software Debian (DSA-1522-1) Debian Linux 3.1 Source http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52.orig.tar.gz http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5.diff.gz http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5.dsc alpha (DEC Alpha) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_ia64.deb m68k (Motorola Mc680x0) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_m68k.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-1sarge5_sparc.deb Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1.diff.gz http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52.orig.tar.gz http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1.dsc alpha (DEC Alpha) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/u/unzip/unzip_5.52-9etch1_sparc.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. |
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Standar resources |
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| Property | Value |
| CVE | CVE-2008-0888 |
| BID | |
Other resources |
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Debian Security Advisory (DSA-1522-1) http://lists.debian.org/debian-security-announce/2008/msg00089.html SUSE Security Advisory (SUSE-SR:2008:007) http://www.novell.com/linux/security/advisories/2008_7_sr.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2008-03-19 |
| 1.1 | Aviso emitido por Suse (SUSE-SR:2008:007) | 2008-03-31 |