CVE-2015-7853critical
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
https://bugzilla.redhat.com/show_bug.cgi?id=1274262
http://www.securityfocus.com/bid/77273
http://support.ntp.org/bin/view/Main/NtpBug2920
https://security.gentoo.org/glsa/201607-15
http://www.securitytracker.com/id/1033951
https://security.netapp.com/advisory/ntap-20171004-0001/
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf
Details
Source: MITRE
Published: 2017-08-07
Updated: 2021-07-16
Type: CWE-120
Risk Information
CVSS v2
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH
CVSS v3
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL