CVE-2015-8138

MEDIUM
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to bypass the origin timestamp validation via a packet with an origin timestamp set to zero.

References

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

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161123-ntpd

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/81811

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

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160428-ntpd

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://rhn.redhat.com/errata/RHSA-2016-0063.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

http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

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.netapp.com/advisory/ntap-20171031-0001/

https://security.netapp.com/advisory/ntap-20171004-0002/

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

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

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

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

Details

Source: MITRE

Published: 2017-01-30

Updated: 2021-06-08

Type: CWE-20

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Impact Score: 1.4

Exploitability Score: 3.9

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:ntp:ntp:4.3.10:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.11:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.19:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.2:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.26:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.27:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.33:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.34:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.35:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.41:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.15:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.16:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.22:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.23:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.3:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.30:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.38:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.39:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.45:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.46:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.52:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.53:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.60:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.61:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.68:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.69:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.75:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.76:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.77:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.83:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.84:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.12:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.13:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.14:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.20:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.21:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.28:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.29:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.36:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.37:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.43:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.44:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.50:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.51:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.59:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.6:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.66:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.67:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.73:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.74:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.81:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.82:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.89:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:*:p5:*:*:*:*:*:* versions up to 4.2.8 (inclusive)

cpe:2.3:a:ntp:ntp:4.3.42:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.49:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.5:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.57:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.58:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.64:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.65:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.71:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.72:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.8:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.80:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.87:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.88:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.0:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.1:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.17:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.18:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.24:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.25:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.31:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.32:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.4:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.40:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.47:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.48:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.54:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.55:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.56:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.62:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.63:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.7:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.70:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.78:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.79:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.85:*:*:*:*:*:*:*

cpe:2.3:a:ntp:ntp:4.3.86:*:*:*:*:*:*:*

Tenable Plugins

View all (30 total)

IDNameProductFamilySeverity
125008EulerOS Virtualization 3.0.1.0 : ntp (EulerOS-SA-2019-1555)NessusHuawei Local Security Checks
high
107061Arista Networks EOS Multiple Vulnerabilities (SA0019)NessusMisc.
high
106499pfSense < 2.3 Multiple Vulnerabilities (SA-16_01 - SA-16_02)NessusFirewalls
critical
93896Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : ntp vulnerabilities (USN-3096-1)NessusUbuntu Local Security Checks
high
93186SUSE SLES10 Security Update : ntp (SUSE-SU-2016:1912-1)NessusSuSE Local Security Checks
critical
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
critical
91419OracleVM 3.3 / 3.4 : ntp (OVMSA-2016-0082)NessusOracleVM Local Security Checks
high
91403openSUSE Security Update : ntp (openSUSE-2016-649)NessusSuSE Local Security Checks
critical
91248SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1311-1)NessusSuSE Local Security Checks
critical
91111openSUSE Security Update : ntp (openSUSE-2016-578)NessusSuSE Local Security Checks
high
90991SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1247-1)NessusSuSE Local Security Checks
critical
90923Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p7 Multiple VulnerabilitiesNessusMisc.
critical
90821SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:1177-1)NessusSuSE Local Security Checks
high
90820SUSE SLES11 Security Update : ntp (SUSE-SU-2016:1175-1)NessusSuSE Local Security Checks
high
90800Slackware 13.0 / 13.1 / 13.37 / 14.0 / 14.1 / current : ntp (SSA:2016-120-01)NessusSlackware Local Security Checks
high
90742FreeBSD : ntp -- multiple vulnerabilities (b2487d9a-0c30-11e6-acd0-d050996490d0)NessusFreeBSD Local Security Checks
high
89577Fedora 23 : ntp-4.2.6p5-36.fc23 (2016-8bb1932088)NessusFedora Local Security Checks
high
89510Fedora 22 : ntp-4.2.6p5-36.fc22 (2016-34bc10a2c8)NessusFedora Local Security Checks
critical
88912Slackware 13.0 / 13.1 / 13.37 / 14.0 / 14.1 / current : ntp (SSA:2016-054-04)NessusSlackware Local Security Checks
high
88888F5 Networks BIG-IP : NTP vulnerability (K71245322)NessusF5 Networks Local Security Checks
medium
88661Amazon Linux AMI : ntp (ALAS-2016-649)NessusAmazon Linux Local Security Checks
high
88175Scientific Linux Security Update : ntp on SL6.x, SL7.x i386/x86_64 (20160125)NessusScientific Linux Local Security Checks
medium
88172RHEL 6 / 7 : ntp (RHSA-2016:0063)NessusRed Hat Local Security Checks
medium
88169OracleVM 3.3 : ntp (OVMSA-2016-0006)NessusOracleVM Local Security Checks
medium
88167Oracle Linux 6 / 7 : ntp (ELSA-2016-0063)NessusOracle Linux Local Security Checks
medium
88147CentOS 6 / 7 : ntp (CESA-2016:0063)NessusCentOS Local Security Checks
medium
88068FreeBSD : ntp -- multiple vulnerabilities (5237f5d7-c020-11e5-b397-d050996490d0)NessusFreeBSD Local Security Checks
high
88054Network Time Protocol Daemon (ntpd) 3.x / 4.x < 4.2.8p6 Multiple VulnerabilitiesNessusMisc.
medium