Vulnerability Bulletins |
Denegación de servicio en Squid |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Denegación de Servicio |
| Dificulty | Avanzado |
| Required attacker level | Acceso remoto sin cuenta a un servicio exotico |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Squid 2.x |
Description |
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Exite una vulnerabilidad en Squid que podría ser explotada con el fin de realizar una denegación de servicio. La vulnerabilidad se debe a un error en el manejo de los mensajes NTLM del tipo 3 en fakeauth_auth.c y podría ser explotada mediante el envío de un mensaje NTLM especialmente diseñado. |
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Solution |
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Actualización de software Squid Parche para squid 2.5.STABLE7 http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-fakeauth_auth.patch SUSE Linux Distribuciones basadas en SUSE Linux - Actualizar mediante YaST Online Update SUSE Linux SUSE Linux 9.2 x86 ftp://ftp.suse.com/pub/suse/i386/update/9.2/rpm/i586/squid-2.5.STABLE6-6.6.i586.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.2/rpm/i586/squid-2.5.STABLE6-6.6.i586.patch.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.2/rpm/src/squid-2.5.STABLE6-6.6.src.rpm x86_64 ftp://ftp.suse.com/pub/suse/x86_64/update/9.2/rpm/x86_64/squid-2.5.STABLE6-6.6.x86_64.rpm ftp://ftp.suse.com/pub/suse/x86_64/update/9.2/rpm/x86_64/squid-2.5.STABLE6-6.6.x86_64.patch.rpm ftp://ftp.suse.com/pub/suse/x86_64/update/9.2/rpm/src/squid-2.5.STABLE6-6.6.src.rpm SUSE Linux 9.1 x86 ftp://ftp.suse.com/pub/suse/i386/update/9.1/rpm/i586/squid-2.5.STABLE5-42.27.i586.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.1/rpm/i586/squid-2.5.STABLE5-42.27.i586.patch.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.1/rpm/src/squid-2.5.STABLE5-42.27.src.rpm x86_64 ftp://ftp.suse.com/pub/suse/x86_64/update/9.1/rpm/x86_64/squid-2.5.STABLE5-42.27.x86_64.rpm ftp://ftp.suse.com/pub/suse/x86_64/update/9.1/rpm/x86_64/squid-2.5.STABLE5-42.27.x86_64.patch.rpm SUSE Linux 9.0 x86 ftp://ftp.suse.com/pub/suse/i386/update/9.0/rpm/i586/squid-2.5.STABLE3-118.i586.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.0/rpm/i586/squid-2.5.STABLE3-118.i586.patch.rpm ftp://ftp.suse.com/pub/suse/i386/update/9.0/rpm/src/squid-2.5.STABLE3-118.src.rpm x86_64 ftp://ftp.suse.com/pub/suse/x86_64/update/9.0/rpm/x86_64/squid-2.5.STABLE3-118.x86_64.rpm ftp://ftp.suse.com/pub/suse/x86_64/update/9.0/rpm/x86_64/squid-2.5.STABLE3-118.x86_64.patch.rpm ftp://ftp.suse.com/pub/suse/x86_64/update/9.0/rpm/src/squid-2.5.STABLE3-118.src.rpm SUSE Linux 8.2 x86 ftp://ftp.suse.com/pub/suse/i386/update/8.2/rpm/i586/squid-2.5.STABLE1-106.i586.rpm ftp://ftp.suse.com/pub/suse/i386/update/8.2/rpm/i586/squid-2.5.STABLE1-106.i586.patch.rpm ftp://ftp.suse.com/pub/suse/i386/update/8.2/rpm/src/squid-2.5.STABLE1-106.src.rpm SUSE Linux 8.1 x86 ftp://ftp.suse.com/pub/suse/i386/update/8.1/rpm/i586/squid-2.4.STABLE7-288.i586.rpm ftp://ftp.suse.com/pub/suse/i386/update/8.1/rpm/i586/squid-2.4.STABLE7-288.i586.patch.rpm ftp://ftp.suse.com/pub/suse/i386/update/8.1/rpm/src/squid-2.4.STABLE7-288.src.rpm Red Hat Linux Red Hat Desktop (v. 3) SRPMS squid-2.5.STABLE3-6.3E.7.src.rpm IA-32 squid-2.5.STABLE3-6.3E.7.i386.rpm x86_64 squid-2.5.STABLE3-6.3E.7.x86_64.rpm https://rhn.redhat.com/ Red Hat Enterprise Linux AS (v. 2.1) SRPMS squid-2.4.STABLE7-1.21as.4.src.rpm IA-32 squid-2.4.STABLE7-1.21as.4.i386.rpm IA-64 squid-2.4.STABLE7-1.21as.4.ia64.rpm https://rhn.redhat.com/ Red Hat Enterprise Linux AS (v. 3) SRPMS squid-2.5.STABLE3-6.3E.7.src.rpm IA-32 squid-2.5.STABLE3-6.3E.7.i386.rpm IA-64 squid-2.5.STABLE3-6.3E.7.ia64.rpm PPC squid-2.5.STABLE3-6.3E.7.ppc.rpm s390 squid-2.5.STABLE3-6.3E.7.s390.rpm s390x squid-2.5.STABLE3-6.3E.7.s390x.rpm x86_64 squid-2.5.STABLE3-6.3E.7.x86_64.rpm https://rhn.redhat.com/ Red Hat Enterprise Linux ES (v. 2.1) SRPMS squid-2.4.STABLE7-1.21as.4.src.rpm IA-32 squid-2.4.STABLE7-1.21as.4.i386.rpm https://rhn.redhat.com/ Red Hat Enterprise Linux ES (v. 3) SRPMS squid-2.5.STABLE3-6.3E.7.src.rpm IA-32 squid-2.5.STABLE3-6.3E.7.i386.rpm IA-64 squid-2.5.STABLE3-6.3E.7.ia64.rpm x86_64 squid-2.5.STABLE3-6.3E.7.x86_64.rpm https://rhn.redhat.com/ Red Hat Enterprise Linux WS (v. 3) SRPMS squid-2.5.STABLE3-6.3E.7.src.rpm IA-32 squid-2.5.STABLE3-6.3E.7.i386.rpm IA-64 squid-2.5.STABLE3-6.3E.7.ia64.rpm x86_64 squid-2.5.STABLE3-6.3E.7.x86_64.rpm https://rhn.redhat.com/ Red Hat Linux Advanced Workstation 2.1 Itanium Processor SRPMS squid-2.4.STABLE7-1.21as.4.src.rpm IA-64 squid-2.4.STABLE7-1.21as.4.ia64.rpm https://rhn.redhat.com/ Red Hat Linux Red Hat Desktop (v. 4) Red Hat Enterprise Linux AS (v. 4) Red Hat Enterprise Linux ES (v. 4) Red Hat Enterprise Linux WS (v. 4) https://rhn.redhat.com/ |
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Standar resources |
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| Property | Value |
| CVE | CAN-2005-0175 |
| BID | |
Other resources |
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Secunia Advisories SA13789 http://secunia.com/advisories/13789/ SUSE Security Summary Report SUSE-SR:2005:003 http://www.novell.com/linux/security/advisories/2005_03_sr.html SUSE Security Announcement SUSE-SA:2005:006 http://www.novell.com/linux/security/advisories/2005_06_squid.html Red Hat Security Advisory RHSA-2005:061-19 https://rhn.redhat.com/errata/RHSA-2005-061.html Red Hat Security Advisory RHSA-2005:060-20 https://rhn.redhat.com/errata/RHSA-2005-060.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2005-01-12 |
| 1.1 | CAN añadido. Aviso emitido por SUSE (SUSE-SR:2005:003). | 2005-02-07 |
| 1.2 | Aviso emitido por SUSE (SUSE-SA:2005:006) | 2005-02-11 |
| 1.3 | Aviso emitido por Red Hat (RHSA-2005:061-19) | 2005-02-14 |
| 1.4 | Aviso emitido por Red Hat (RHSA-2005:060-20) | 2005-02-16 |