CVE-2015-7855medium
Description
The decodenetnum function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (assertion failure) via a 6 or mode 7 packet containing a long data value.
References
https://bugzilla.redhat.com/show_bug.cgi?id=1274264
http://www.securityfocus.com/bid/77283
http://support.ntp.org/bin/view/Main/NtpBug2922
https://security.gentoo.org/glsa/201607-15
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05270839
https://www.exploit-db.com/exploits/40840/
http://www.securitytracker.com/id/1033951
http://www.debian.org/security/2015/dsa-3388
https://security.netapp.com/advisory/ntap-20171004-0001/
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf
Details
Source: MITRE
Published: 2017-08-07
Updated: 2021-04-19
Type: CWE-20
Risk Information
CVSS v2
Base Score: 4
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8
Severity: MEDIUM
CVSS v3
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM