CVE-2015-8139
First published: Mon Jan 30 2017(Updated: )
ntpq in NTP before 4.2.8p7 allows remote attackers to obtain origin timestamps and then impersonate peers via unspecified vectors.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NTP | <=4.2.8 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html
- http://support.ntp.org/bin/view/Main/NtpBug2946
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160127-ntpd
- http://www.securityfocus.com/bid/82105
- http://www.securitytracker.com/id/1034782
- https://bto.bluecoat.com/security-advisory/sa113
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:09.ntp.asc
- https://security.gentoo.org/glsa/201607-15
- https://security.netapp.com/advisory/ntap-20200204-0003/
- https://www.kb.cert.org/vuls/id/718152
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/
Frequently Asked Questions
What is the severity of CVE-2015-8139?
CVE-2015-8139 is considered a high-severity vulnerability as it allows remote attackers to exploit the NTP service.
How do I fix CVE-2015-8139?
To fix CVE-2015-8139, upgrade NTP to version 4.2.8p8 or later, which addresses this vulnerability.
What types of attacks can be performed using CVE-2015-8139?
Using CVE-2015-8139, attackers can obtain origin timestamps to impersonate legitimate NTP peers.
Which software versions are affected by CVE-2015-8139?
CVE-2015-8139 affects NTP versions prior to 4.2.8p7, including earlier versions.
Is there a workaround for CVE-2015-8139?
While upgrading is the best solution for CVE-2015-8139, temporarily restricting access to the NTP service can serve as a workaround.
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/weakness
- agent/author
- agent/references
- agent/event
- agent/first-publish-date
- agent/description
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/ntp
- canonical/ntp
- version/ntp/4.2.8