CVE-2015-7853

Description

The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value.

References

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.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/2015-11/msg00093.html

http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html

http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html

http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html

https://bugzilla.redhat.com/show_bug.cgi?id=1274262

https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf

https://security.gentoo.org/glsa/201607-15

https://security.netapp.com/advisory/ntap-20171004-0001/

https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp

http://www.securitytracker.com/id/1033951

http://www.ubuntu.com/usn/USN-2783-1

Details

Risk Information

CVSS v2

CVSS v3