CVE-2015-8139

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

5.93% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 92.7% of scored records. A rank, not a probability.

NVD base score

5.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-01-30 21:00Z9 YR AGO

Last updated

2024-08-06 08:13Z2 YR AGO

Reserved

2015-11-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-284Improper Access ControlPillar
• CWE-290Authentication Bypass by SpoofingBase

Data version

5.1

Document digest

d202e620893ea6252bb0d2053ff72e65f730c88399500729a423da1dbefc545b

• tools.cisco.com20160120 Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products - January 2016http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpdvendor-advisoryx_refsource_CISCO
• lists.fedoraproject.orgFEDORA-2016-c3bd6a3496https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/vendor-advisoryx_refsource_FEDORA
• lists.opensuse.orgSUSE-SU-2016:1177http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.htmlvendor-advisoryx_refsource_SUSE
• lists.fedoraproject.orgFEDORA-2016-89e0874533https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/vendor-advisoryx_refsource_FEDORA
• www.securitytracker.com1034782http://www.securitytracker.com/id/1034782vdb-entryx_refsource_SECTRACK
• lists.opensuse.orgopenSUSE-SU-2016:1292http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.htmlvendor-advisoryx_refsource_SUSE
• www.kb.cert.orgVU#718152https://www.kb.cert.org/vuls/id/718152third-party-advisoryx_refsource_CERT-VN
• support.ntp.orghttp://support.ntp.org/bin/view/Main/NtpBug2946x_refsource_CONFIRM
• lists.opensuse.orgSUSE-SU-2016:1247http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.htmlvendor-advisoryx_refsource_SUSE
• www.securityfocus.com82105http://www.securityfocus.com/bid/82105vdb-entryx_refsource_BID
• lists.opensuse.orgSUSE-SU-2016:1311http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlvendor-advisoryx_refsource_SUSE
• lists.fedoraproject.orgFEDORA-2016-50b0066b7fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/vendor-advisoryx_refsource_FEDORA
• lists.opensuse.orgSUSE-SU-2016:1175http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.htmlvendor-advisoryx_refsource_SUSE
• security.freebsd.orgFreeBSD-SA-16:09https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.ascvendor-advisoryx_refsource_FREEBSD
• bto.bluecoat.comhttps://bto.bluecoat.com/security-advisory/sa113x_refsource_CONFIRM
• lists.opensuse.orgopenSUSE-SU-2016:1423http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.htmlvendor-advisoryx_refsource_SUSE
• security.gentoo.orgGLSA-201607-15https://security.gentoo.org/glsa/201607-15vendor-advisoryx_refsource_GENTOO
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20200204-0003/x_refsource_CONFIRM