MEDIUM
CVE-2015-8139
CWE-284Published: January 30, 2017· Updated: Jun 17, 2026
5.3
CVSS v3.1
Official Description
ntpq in NTP before 4.2.8p7 allows remote attackers to obtain origin timestamps and then impersonate peers via unspecified vectors.
Technical Analysis
CVE-2015-8139 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Vendors & Products
ntp1 product(s)
ntp
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (36)
→
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00059.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00060.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00038.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.htmlThird Party Advisory
→
http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.htmlThird Party Advisory
→
http://support.ntp.org/bin/view/Main/NtpBug2946Vendor Advisory
→
→
http://www.securityfocus.com/bid/82105Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1034782Third Party Advisory · VDB Entry
→
https://bto.bluecoat.com/security-advisory/sa113Third Party Advisory
Quick Facts
CVE IDCVE-2015-8139
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-284
CISA KEVNo
Affected1 vendor(s)
PublishedJan 30, 2017
Related CVEs (CWE-284)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2015-8139 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.