Vulnerability Bulletins |
Desbordamiento de búfer en zona de heap en Hashcash |
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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 exotico |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Hashcash < 1.22 |
Description |
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Se ha descubierto una vulnerabilidad de tipo desbordamiento de búfer en zona de heap en Hashcash versión anterior a 1.22. La vulnerabilidad reside en un error en la función "array_push" de "hashcash.c". Un atacante remoto podría ejecutar código arbitrario mediante entradas especialmente diseñadas. |
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Solution |
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Actualización de software Debian Debian Linux 3.1 Source http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.dsc http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.diff.gz http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17.orig.tar.gz Alpha http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_alpha.deb AMD64 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_amd64.deb ARM http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_arm.deb Intel IA-32 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_i386.deb Intel IA-64 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_ia64.deb HP Precision http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_hppa.deb Motorola 680x0 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_m68k.deb Big endian MIPS http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mips.deb Little endian MIPS http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mipsel.deb PowerPC http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_powerpc.deb IBM S/390 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_s390.deb Sun Sparc http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_sparc.deb |
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Standar resources |
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| Property | Value |
| CVE | CVE-2006-3251 |
| BID | 18659 |
Other resources |
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Debian Security Advisory (DSA 1114-1) http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00201.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2006-07-21 |