National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2018-7183 Detail

Current Description

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.

Source:  MITRE
Description Last Modified:  03/08/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://support.ntp.org/bin/view/Main/NtpBug3414 Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#February_2018_ntp_4_2_8p11_NTP_S Vendor Advisory
http://www.securityfocus.com/bid/103351 Third Party Advisory VDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc Third Party Advisory
https://security.gentoo.org/glsa/201805-12 Third Party Advisory
https://security.netapp.com/advisory/ntap-20180626-0001/ Third Party Advisory
https://usn.ubuntu.com/3707-1/ Third Party Advisory
https://usn.ubuntu.com/3707-2/ Third Party Advisory
https://www.synology.com/support/security/Synology_SA_18_13 Third Party Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:ntp:ntp:4.2.8:p10:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.8:p9:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:freebsd:freebsd:10.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:freebsd:freebsd:10.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:freebsd:freebsd:11.1:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 5 ( hide )
 cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-7183
NVD Published Date:
03/08/2018
NVD Last Modified:
02/28/2019