National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2017-7277 Detail

Current Description

The TCP stack in the Linux kernel through 4.10.6 mishandles the SCM_TIMESTAMPING_OPT_STATS feature, which allows local users to obtain sensitive information from the kernel's internal socket data structures or cause a denial of service (out-of-bounds read) via crafted system calls, related to net/core/skbuff.c and net/socket.c.

Source:  MITRE
Description Last Modified:  03/28/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.1 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H (V3 legend)
Impact Score: 5.2
Exploitability Score: 1.8

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

CVSS v2.0 Severity and Metrics:

Base Score: 6.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:C/I:N/A:C) (V2 legend)
Impact Subscore: 9.2
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
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=4ef1b2869447411ad3ef91ad7d4891a83c1a509a Issue Tracking Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8605330aac5a5785630aec8f64378a54891937cc Issue Tracking Patch Third Party Advisory
http://www.securityfocus.com/bid/97141 Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/4ef1b2869447411ad3ef91ad7d4891a83c1a509a Issue Tracking Patch Third Party Advisory
https://github.com/torvalds/linux/commit/8605330aac5a5785630aec8f64378a54891937cc Issue Tracking Patch Third Party Advisory
https://lkml.org/lkml/2017/3/15/485 Mailing List Third Party Advisory
https://patchwork.ozlabs.org/patch/740636/ Patch Third Party Advisory
https://patchwork.ozlabs.org/patch/740639/ Patch Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7277
NVD Published Date:
03/28/2017
NVD Last Modified:
03/31/2017