CVE-2015-5194

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Summary

CVECVE-2015-5194
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-07-21 14:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionThe log_config_command function in ntp_parser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service (ntpd crash) via crafted logconfig commands.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

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

Problem Types: CWE-20 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 15.04 All All All
Operating System Canonical Ubuntu Linux 15.10 All All All
Operating System Debian Debian Linux 7.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Fedoraproject Fedora 21 All All All
Operating System Fedoraproject Fedora 22 All All All
Application Ntp Ntp All p40 All All
Operating System Redhat Enterprise Linux Desktop 6.0 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Hpc Node 6.0 All All All
Operating System Redhat Enterprise Linux Hpc Node 7.0 All All All
Operating System Redhat Enterprise Linux Server 6.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 6.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Application Suse Linux Enterprise Debuginfo 11 sp2 All All
Application Suse Linux Enterprise Debuginfo 11 sp3 All All
Operating System Suse Linux Enterprise Server 10 sp4 All All
Operating System Suse Linux Enterprise Server 11 sp2 All All
Operating System Suse Linux Enterprise Server 11 sp3 All All
Operating System Suse Manager 2.1 All All All
Operating System Suse Manager Proxy 2.1 All All All
Operating System Suse Openstack Cloud 5 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
NTP CVE-2015-5194 Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Security Bulletin: Vulnerabilities in Ntp affect IBM Security Identity Governance af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com Third Party Advisory
oss-security - Several low impact ntp.org ntpd issues af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Security Bulletin: IBM Security Access Manager for Web is affected by vulnerabilities in NTP af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com Third Party Advisory
[SECURITY] Fedora 22 Update: ntp-4.2.6p5-33.fc22 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
[security-announce] SUSE-SU-2016:1912-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
IBM notice: The page you requested cannot be displayed af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
All diffs for ChangeSet 1.2156.3.5 af854a3a-2127-422b-91ae-364da2661108 bk1.ntp.org Issue Tracking, Patch, Vendor Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
[security-announce] SUSE-SU-2016:1311-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
USN-2783-1: NTP vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
[SECURITY] Fedora 21 Update: ntp-4.2.6p5-34.fc21 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
Bug 1254542 – CVE-2015-5194 ntp: crash with crafted logconfig configuration command af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch
Debian -- Security Information -- DSA-3388-1 ntp af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Security Bulletin: Multiple vulnerabilities in NTP affect IBM Security Network Protection af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com Third Party Advisory
[security-announce] SUSE-SU-2016:2094-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Third Party Advisory
[Bug 1593] ntpd abort in free() with logconfig syntax error. · ntp-project/ntp@553f2fa · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Issue Tracking, Patch, Third Party Advisory
Oracle Linux Bulletin - April 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
IBM Security Bulletin: Multiple Security Vulnerabilities fixed in IBM Security Privileged Identity Manager - United States af854a3a-2127-422b-91ae-364da2661108 www-01.ibm.com Third Party Advisory
Red Hat Customer Portal - Access to 24x7 support and knowledge MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2015-5194 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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