CVE-2015-7974

MEDIUM

Description

NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted key, aka a "skeleton key."

References

http://bugs.ntp.org/show_bug.cgi?id=2936

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

http://support.ntp.org/bin/view/Main/NtpBug2936

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

http://www.securityfocus.com/bid/81960

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

http://www.talosintel.com/reports/TALOS-2016-0071/

https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03750en_us

https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03766en_us

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

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

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

Details

Source: MITRE

Published: 2016-01-26

Updated: 2020-06-18

Type: CWE-287

Risk Information

CVSS v2.0

Base Score: 4

Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 8

Severity: MEDIUM

CVSS v3.0

Base Score: 7.7

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

Impact Score: 4

Exploitability Score: 3.1

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:-:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-beta1:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-beta2:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-beta3:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-beta4:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-beta5:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-rc1:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p1-rc2:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p2:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p2-rc1:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p2-rc2:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p2-rc3:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p3:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p3-rc1:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p3-rc2:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p3-rc3:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p4:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.2.8:p5:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*

Tenable Plugins

View all (36 total)

IDNameProductFamilySeverity
125009EulerOS Virtualization 3.0.1.0 : ntp (EulerOS-SA-2019-1556)NessusHuawei Local Security Checks
high
106499pfSense < 2.3 Multiple Vulnerabilities (SA-16_01 - SA-16_02)NessusFirewalls
critical
102128AIX NTP v3 Advisory : ntp_advisory7.asc (IV87614) (IV87419) (IV87615) (IV87420) (IV87939)NessusAIX Local Security Checks
medium
99822EulerOS 2.0 SP1 : ntp (EulerOS-SA-2016-1060)NessusHuawei Local Security Checks
medium
99183AIX NTP v4 Advisory : ntp_advisory7.asc (IV87278) (IV87279)NessusAIX Local Security Checks
medium
95850Scientific Linux Security Update : ntp on SL7.x x86_64 (20161103)NessusScientific Linux Local Security Checks
medium
95330CentOS 7 : ntp (CESA-2016:2583)NessusCentOS Local Security Checks
medium
94705Oracle Linux 7 : ntp (ELSA-2016-2583)NessusOracle Linux Local Security Checks
medium
94546RHEL 7 : ntp (RHSA-2016:2583)NessusRed Hat Local Security Checks
medium
93896Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : ntp vulnerabilities (USN-3096-1)NessusUbuntu Local Security Checks
high
93352AIX 7.2 TL 0 : ntp (IV87939) (deprecated)NessusAIX Local Security Checks
medium
93351AIX 7.1 TL 3 : ntp (IV87615) (deprecated)NessusAIX Local Security Checks
medium
93350AIX 5.3 TL 12 : ntp (IV87614) (deprecated)NessusAIX Local Security Checks
medium
93349AIX 7.1 TL 4 : ntp (IV87420) (deprecated)NessusAIX Local Security Checks
medium
93348AIX 6.1 TL 9 : ntp (IV87419) (deprecated)NessusAIX Local Security Checks
medium
93186SUSE SLES10 Security Update : ntp (SUSE-SU-2016:1912-1)NessusSuSE Local Security Checks
high
92571Debian DSA-3629-1 : ntp - security updateNessusDebian Local Security Checks
high
92546Debian DLA-559-1 : ntp security updateNessusDebian Local Security Checks
high
92485GLSA-201607-15 : NTP: Multiple vulnerabilitiesNessusGentoo Local Security Checks
high
91663SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1568-1)NessusSuSE Local Security Checks
high
91403openSUSE Security Update : ntp (openSUSE-2016-649)NessusSuSE Local Security Checks
high
91269openSUSE Security Update : ntp (openSUSE-2016-599)NessusSuSE Local Security Checks
high
91248SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1311-1)NessusSuSE Local Security Checks
high
91159SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1291-1)NessusSuSE Local Security Checks
high
91120SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1278-1)NessusSuSE Local Security Checks
high
91111openSUSE Security Update : ntp (openSUSE-2016-578)NessusSuSE Local Security Checks
medium
90991SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1247-1)NessusSuSE Local Security Checks
high
90923Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p7 Multiple VulnerabilitiesNessusMisc.
high
90821SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1177-1)NessusSuSE Local Security Checks
medium
90820SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1175-1)NessusSuSE Local Security Checks
medium
89577Fedora 23 : ntp-4.2.6p5-36.fc23 (2016-8bb1932088)NessusFedora Local Security Checks
medium
89510Fedora 22 : ntp-4.2.6p5-36.fc22 (2016-34bc10a2c8)NessusFedora Local Security Checks
high
88912Slackware 13.0 / 13.1 / 13.37 / 14.0 / 14.1 / current : ntp (SSA:2016-054-04)NessusSlackware Local Security Checks
medium
88661Amazon Linux AMI : ntp (ALAS-2016-649)NessusAmazon Linux Local Security Checks
medium
88068FreeBSD : ntp -- multiple vulnerabilities (5237f5d7-c020-11e5-b397-d050996490d0)NessusFreeBSD Local Security Checks
medium
88054Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p6 Multiple VulnerabilitiesNessusMisc.
medium