Description
The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value.
Published: 2017-08-07
Score: 9.8 Critical
EPSS: 40.6% Moderate
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-2783-1 NTP vulnerabilities
References
Link Providers
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html cve-icon cve-icon
http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html cve-icon cve-icon
http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html cve-icon cve-icon
http://support.ntp.org/bin/view/Main/NtpBug2920 cve-icon cve-icon
http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_Security_Vulner cve-icon
http://talosintel.com/reports/TALOS-2015-0064/ cve-icon
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp cve-icon cve-icon
http://www.securityfocus.com/archive/1/536737/100/0/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/536760/100/0/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/536796/100/0/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/536833/100/0/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded cve-icon cve-icon
http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded cve-icon cve-icon
http://www.securityfocus.com/bid/77273 cve-icon cve-icon
http://www.securitytracker.com/id/1033951 cve-icon cve-icon
http://www.talosintel.com/vulnerability-reports/ cve-icon cve-icon
http://www.ubuntu.com/usn/USN-2783-1 cve-icon cve-icon
https://bto.bluecoat.com/security-advisory/sa103 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=1274262 cve-icon cve-icon
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2015-7853 cve-icon
https://security.gentoo.org/glsa/201607-15 cve-icon cve-icon
https://security.netapp.com/advisory/ntap-20171004-0001/ cve-icon cve-icon
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2015-7853 cve-icon
History

No history.

Subscriptions

Netapp Clustered Data Ontap Data Ontap Oncommand Balance Oncommand Performance Manager Oncommand Unified Manager
Ntp Ntp
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T07:59:00.511Z

Reserved: 2015-10-16T00:00:00.000Z

Link: CVE-2015-7853

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2017-08-07T20:29:00.887

Modified: 2026-05-13T00:24:29.033

Link: CVE-2015-7853

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-10-21T00:00:00Z

Links: CVE-2015-7853 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses