Vulnerabilidad en NTP (CVE-2015-5300)
Gravedad CVSS v3.1:
ALTA
Tipo:
CWE-361
Tiempo y estado
Fecha de publicación:
21/07/2017
Última modificación:
20/04/2025
Descripción
La comprobación panic_gate en NTP anterior a versión 4.2.8p5 es solo habilitada nuevamente después del primer cambio al reloj del sistema que fue mayor que 128 milisegundos por defecto, permitiendo a los atacantes remotos fijar el NTP a un tiempo arbitrario cuando arranca con la opción -g, o alterar el tiempo hasta 900 segundos, de lo contrario por respuesta a un número no especificado de peticiones de fuentes de confianza y aprovechando una denegación de servicio resultante (anular y reiniciar).
Impacto
Puntuación base 3.x
7.50
Gravedad 3.x
ALTA
Puntuación base 2.0
5.00
Gravedad 2.0
MEDIA
Productos y versiones vulnerables
| CPE | Desde | Hasta |
|---|---|---|
| cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:* | ||
| cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* | ||
| cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:* | ||
| cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp3:*:*:*:*:*:* | ||
| cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp4:*:*:*:*:*:* | ||
| cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* | ||
| cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_desktop:12:*:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:* | ||
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:*:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory5.asc
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170684.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html
- http://rhn.redhat.com/errata/RHSA-2015-1930.html
- http://seclists.org/bugtraq/2016/Feb/164
- http://support.ntp.org/bin/view/Main/NtpBug2956
- http://support.ntp.org/bin/view/Main/SecurityNotice#January_2016_NTP_4_2_8p5_Securit
- http://www.debian.org/security/2015/dsa-3388
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.securityfocus.com/bid/77312
- http://www.securitytracker.com/id/1034670
- http://www.ubuntu.com/usn/USN-2783-1
- https://bto.bluecoat.com/security-advisory/sa113
- https://bugzilla.redhat.com/show_bug.cgi?id=1271076
- https://ics-cert.us-cert.gov/advisories/ICSA-15-356-01
- https://security.netapp.com/advisory/ntap-20171004-0001/
- https://support.citrix.com/article/CTX220112
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1023885
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1024073
- https://www-01.ibm.com/support/docview.wss?uid=nas8N1021264
- https://www-01.ibm.com/support/docview.wss?uid=ssg1S1005821
- https://www-01.ibm.com/support/docview.wss?uid=swg21979393
- https://www-01.ibm.com/support/docview.wss?uid=swg21980676
- https://www-01.ibm.com/support/docview.wss?uid=swg21983501
- https://www-01.ibm.com/support/docview.wss?uid=swg21983506
- https://www.cs.bu.edu/~goldbe/NTPattack.html
- https://www.freebsd.org/security/advisories/FreeBSD-SA-16:02.ntp.asc
- https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099428
- https://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- https://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://aix.software.ibm.com/aix/efixes/security/ntp_advisory5.asc
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170684.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html
- http://rhn.redhat.com/errata/RHSA-2015-1930.html
- http://seclists.org/bugtraq/2016/Feb/164
- http://support.ntp.org/bin/view/Main/NtpBug2956
- http://support.ntp.org/bin/view/Main/SecurityNotice#January_2016_NTP_4_2_8p5_Securit
- http://www.debian.org/security/2015/dsa-3388
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.securityfocus.com/bid/77312
- http://www.securitytracker.com/id/1034670
- http://www.ubuntu.com/usn/USN-2783-1
- https://bto.bluecoat.com/security-advisory/sa113
- https://bugzilla.redhat.com/show_bug.cgi?id=1271076
- https://ics-cert.us-cert.gov/advisories/ICSA-15-356-01
- https://security.netapp.com/advisory/ntap-20171004-0001/
- https://support.citrix.com/article/CTX220112
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1023885
- https://www-01.ibm.com/support/docview.wss?uid=isg3T1024073
- https://www-01.ibm.com/support/docview.wss?uid=nas8N1021264
- https://www-01.ibm.com/support/docview.wss?uid=ssg1S1005821
- https://www-01.ibm.com/support/docview.wss?uid=swg21979393
- https://www-01.ibm.com/support/docview.wss?uid=swg21980676
- https://www-01.ibm.com/support/docview.wss?uid=swg21983501
- https://www-01.ibm.com/support/docview.wss?uid=swg21983506
- https://www.cs.bu.edu/~goldbe/NTPattack.html
- https://www.freebsd.org/security/advisories/FreeBSD-SA-16:02.ntp.asc
- https://www.ibm.com/support/home/docdisplay?lndocid=migr-5099428
- https://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- https://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html