CVE-2015-7977

medium

Description

ntpd in NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (NULL pointer dereference) via a ntpdc reslist command.

References

https://www.kb.cert.org/vuls/id/718152

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

https://bto.bluecoat.com/security-advisory/sa113

http://www.ubuntu.com/usn/USN-3096-1

http://www.securitytracker.com/id/1034782

http://www.securityfocus.com/bid/81815

http://www.debian.org/security/2016/dsa-3629

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd

http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security

http://support.ntp.org/bin/view/Main/NtpBug2939

http://rhn.redhat.com/errata/RHSA-2016-2583.html

http://rhn.redhat.com/errata/RHSA-2016-0780.html

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

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html

http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html

http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html

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

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176434.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177507.html

https://security.netapp.com/advisory/ntap-20171031-0001/

https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf

https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11

Details

Source: MITRE

Published: 2017-01-30

Updated: 2022-02-01

Type: CWE-476

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.9

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM