Vulnerability Bulletins |
Denegación de servicio en StrongSwan |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Denegación de Servicio |
| 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 |
StrongSwan 2.8 < 2.8.11 StrongSwan 4.2 < 4.2.17 StrongSwan 4.3 < 4.3.3 |
Description |
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Se ha descubierto una vulnerabilidad en StrongSwan 2.8. La vulnerabilidad reside en un error en el manejo de los certifcados X.509. Un atacante remoto podría causar una denegación de servicio mediante un certificado X.509 con el campo "Relative Distinguished Names" (RDNs) especialmente diseñado. |
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Solution |
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Actualización de software Debian (DSA-1899-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2.diff.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg.orig.tar.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2.dsc alpha (DEC Alpha) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_sparc.deb Debian (DSA-1899-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3.diff.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3.dsc http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4.orig.tar.gz alpha (DEC Alpha) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_arm.deb armel (ARM EABI) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_armel.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_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-2009-2661 |
| BID | |
Other resources |
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Debian Security Advisory (DSA-1899-1) http://lists.debian.org/debian-security-announce/2009/msg00220.html SUSE Security Advisory (SUSE-SR:2009:016) http://www.novell.com/linux/security/advisories/2009_16_sr.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2009-10-09 |
| 1.1 | Aviso emitido por Suse (SUSE-SR:2009:016) | 2009-10-13 |