Severity
5.9MEDIUM
EPSS
2.7%
top 14.12%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 7
Latest updateMay 13

Description

ntpq in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service (crash) via crafted mode 6 response packets.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.2 | Impact: 3.6

Affected Packages6 packages

NVDntp/ntp4.2.04.2.8+2
Debianntp< 1:4.2.8p4+dfsg-1

Also affects: Debian Linux 7.0, 8.0, 9.0, Enterprise Linux 7.3, 7.4, 7.6, 7.7, 7.5

Patches

🔴Vulnerability Details

3
GHSA
GHSA-mrj6-xqg4-cg96: ntpq in NTP 42022-05-13
OSV
CVE-2015-7852: ntpq in NTP 42017-08-07
CVEList
CVE-2015-7852: ntpq in NTP 42017-08-07

📋Vendor Advisories

5
Ubuntu
NTP vulnerabilities2015-10-27
BSD
FreeBSD-SA-15:25.ntp: Multiple vulnerabilities of ntp [REVISED]2015-10-26
Cisco
Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 20152015-10-22
Red Hat
ntp: ntpq atoascii memory corruption vulnerability2015-10-21
Debian
CVE-2015-7852: ntp - ntpq in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attacker...2015

💬Community

2
Bugzilla
CVE-2015-7852 ntp: ntpq atoascii memory corruption vulnerability2015-10-22
Bugzilla
CVE-2015-7692 CVE-2015-7871 CVE-2015-7852 CVE-2015-7701 CVE-2015-7702 CVE-2015-7691 ntp: various flaws [fedora-all]2015-10-22