National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-7854 Detail

Current Description

Buffer overflow in the password management functionality in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted key file.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 2.8


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

CVSS v2.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
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

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://support.ntp.org/bin/view/Main/NtpBug2921 Patch Vendor Advisory
http://www.securityfocus.com/bid/77277 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1033951
https://bugzilla.redhat.com/show_bug.cgi?id=1274263 Issue Tracking Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201607-15 Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20171004-0001/

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:ntp:ntp:4.2.0
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.2
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.2:p1
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.2:p2
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.2:p3
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.2:p4
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p0
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p1
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p2
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p3
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p4
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p5
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p6
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc1
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc2
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc3
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc4
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc5
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc6
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p7_rc7
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.4:p8
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p124
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p125
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p126
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p127
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p128
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p129
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p130
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p131
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p132
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p133
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p134
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p135
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p136
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p137
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p138
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p139
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p140
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p141
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p142
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p143
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p144
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p145
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p146
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p147
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p148
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p149
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p150
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p151
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p152
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p153
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p154
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p155
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p156
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p157
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p158
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p159
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p160
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p161
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p162
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p163
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p164
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p165
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p166
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p167
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p168
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p169
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p170
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p171
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p172
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p173
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p174
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p175
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p176
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p177
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p178
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p179
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p180
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p181
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p182
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p183
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p184
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p185
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p186
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p187
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p188
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p189
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p190
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p191
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p192
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p193
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p194
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p195
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p196
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p197
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p198
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p199
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p200
     Show Matching CPE(s)
 cpe:/a:ntp:ntp:4.2.5:p201
     Show Matching CPE(s)

Showing 100 of 769 CPEs, view all CPEs here.

Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-7854
NVD Published Date:
08/07/2017
NVD Last Modified:
11/09/2017