High severity · published Jul 21, 2017
CVE-2015-5194
The 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
7.5
CVSS
6.5%
EPSS
No
On KEV
Description
The 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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.5% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Hpc Node · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
FE
Fedora · Fedoraproject
21; 22 · source: NVD
LE
Linux Enterprise Debuginfo · Suse
11; 11 · source: NVD
LE
Linux Enterprise Server · Suse
10; 11; 11 · source: NVD
MA
Manager · Suse
2.1 · source: NVD
MP
Manager Proxy · Suse
2.1 · source: NVD
NT
Ntp · Ntp
through 4.2.7 · source: NVD
OC
Openstack Cloud · Suse
5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-5194
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-5194
Issue Tracking
http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html
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