PT-2011-3174 · Digium · Asterisk Business Edition+1

Publicado 2011-04-27 · Atualizado 2011-09-07 · CVE-2011-1507

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Média

Vetor base

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Asterisk Open Source versions 1.4.x through 1.4.40.1 Asterisk Open Source versions 1.6.1.x through 1.6.1.25 Asterisk Open Source versions 1.6.2.x through 1.6.2.17.3 Asterisk Open Source versions 1.8.x through 1.8.3.3 Asterisk Business Edition C.x.x through C.3.6.4

Description The issue allows remote attackers to cause a denial of service, specifically file descriptor exhaustion and disk space exhaustion, by establishing a series of TCP connections. This is due to the lack of restriction on the number of unauthenticated sessions to certain interfaces.

Recommendations For Asterisk Open Source versions 1.4.x through 1.4.40.1, update to version 1.4.40.1 or later. For Asterisk Open Source versions 1.6.1.x through 1.6.1.25, update to version 1.6.1.25 or later. For Asterisk Open Source versions 1.6.2.x through 1.6.2.17.3, update to version 1.6.2.17.3 or later. For Asterisk Open Source versions 1.8.x through 1.8.3.3, update to version 1.8.3.3 or later. For Asterisk Business Edition C.x.x through C.3.6.4, update to version C.3.6.4 or later.

Correção

DoS

Enumeração de Fraquezas

CWE-399

Identificadores relacionados

CVE-2011-1507

DSA-2225-1

Produtos afetados

Asterisk Business Edition

Asterisk Open Source

Referências · 16

• https://security-tracker.debian.org/tracker/CVE-2011-1507 · Aviso do Fabricante
• http://secunia.com/advisories/44197 · Aviso do Fabricante
• http://debian.org/security/2011/dsa-2225 · Aviso do Fabricante
• http://vupen.com/english/advisories/2011/1086 · Aviso do Fabricante
• http://downloads.digium.com/pub/security/AST-2011-005.html · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2011-1507 · Aviso do Fabricante
• http://vupen.com/english/advisories/2011/1107 · Nota
• http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058922.html · Aviso do Fabricante
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1507 · Nota
• https://osv.dev/vulnerability/CVE-2011-1507 · Aviso do Fabricante
• http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059702.html · Aviso do Fabricante
• https://bugzilla.redhat.com/show_bug.cgi?id=698916 · Correção
• http://vupen.com/english/advisories/2011/1188 · Nota
• http://secunia.com/advisories/44529 · Nota
• http://securitytracker.com/id?1025432 · Nota