National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-10200 Detail

Current Description

Race condition in the L2TPv3 IP Encapsulation feature in the Linux kernel before 4.8.14 allows local users to gain privileges or cause a denial of service (use-after-free) by making multiple bind system calls without properly ascertaining whether a socket has the SOCK_ZAPPED status, related to net/l2tp/l2tp_ip.c and net/l2tp/l2tp_ip6.c.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.0 HIGH
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.0


Attack Vector (AV): Local
Attack Complexity (AC): High
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: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=32c231164b762dddefa13af5a0101032c70b50ef Issue Tracking Patch Third Party Advisory
http://source.android.com/security/bulletin/2017-03-01.html Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14 Release Notes Vendor Advisory
http://www.securityfocus.com/bid/101783
http://www.securitytracker.com/id/1037965
http://www.securitytracker.com/id/1037968
https://access.redhat.com/errata/RHSA-2017:1842
https://access.redhat.com/errata/RHSA-2017:2077
https://access.redhat.com/errata/RHSA-2017:2437
https://access.redhat.com/errata/RHSA-2017:2444
https://github.com/torvalds/linux/commit/32c231164b762dddefa13af5a0101032c70b50ef Issue Tracking Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Controls (CWE-264)
  • Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CWE-362)
  • Use After Free (CWE-416)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.8.13

Configuration 2 ( hide )
 cpe:2.3:o:google:android:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
7.1.1


Change History

6 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-10200
NVD Published Date:
03/07/2017
NVD Last Modified:
01/04/2018