Vulnerability Details : CVE-2018-7183
Buffer overflow in the decodearr function in ntpq in ntp 4.2.8p6 through 4.2.8p10 allows remote attackers to execute arbitrary code by leveraging an ntpq query and sending a response with a crafted array.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2018-7183
- cpe:2.3:o:freebsd:freebsd:10.3:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:10.4:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:11.1:*:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p9:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p10:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7183
10.50%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7183
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-7183
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-7183
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc
Third Party Advisory
-
http://www.securityfocus.com/bid/103351
NTP CVE-2018-7183 Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://www.oracle.com//security-alerts/cpujul2021.html
Oracle Critical Patch Update Advisory - July 2021
-
https://usn.ubuntu.com/3707-2/
USN-3707-2: NTP vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://security.gentoo.org/glsa/201805-12
NTP: Multiple vulnerabilities (GLSA 201805-12) — Gentoo securityThird Party Advisory
-
https://www.synology.com/support/security/Synology_SA_18_13
Synology Inc.Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20180626-0001/
March 2018 Network Time Protocol Daemon (ntpd) Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
http://support.ntp.org/bin/view/Main/NtpBug3414
NtpBug3414 < Main < NTPVendor Advisory
-
http://support.ntp.org/bin/view/Main/SecurityNotice#February_2018_ntp_4_2_8p11_NTP_S
SecurityNotice < Main < NTPVendor Advisory
-
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
HPESBUX03962 rev.1 - HP-UX NTP service, multiple vulnerabilities
-
https://usn.ubuntu.com/3707-1/
USN-3707-1: NTP vulnerabilities | Ubuntu security noticesThird Party Advisory
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