CVE-2016-7917
Linux kernel Netfilter nfnetlink Vulnerability (Information Disclosure/DoS)
Description
The nfnetlink_rcv_batch function in net/netfilter/nfnetlink.c in the Linux kernel before 4.5 does not check whether a batch message's length field is large enough, which allows local users to obtain sensitive information from kernel memory or cause a denial of service (infinite loop or out-of-bounds read) by leveraging the CAP_NET_ADMIN capability.
INFO
Published Date :
Nov. 16, 2016, 5:59 a.m.
Last Modified :
Nov. 21, 2024, 2:58 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.3
Public PoC/Exploit Available at Github
CVE-2016-7917 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-7917.
| URL | Resource |
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 | Issue Tracking Patch Third Party Advisory |
| http://source.android.com/security/bulletin/2016-11-01.html | Third Party Advisory |
| http://www.securityfocus.com/bid/94147 | Third Party Advisory VDB Entry |
| https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 | Issue Tracking Patch |
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 | Issue Tracking Patch Third Party Advisory |
| http://source.android.com/security/bulletin/2016-11-01.html | Third Party Advisory |
| http://www.securityfocus.com/bid/94147 | Third Party Advisory VDB Entry |
| https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 | Issue Tracking Patch |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-7917 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-7917 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Dec. 02, 2016
Action Type Old Value New Value Changed Reference Type http://www.securityfocus.com/bid/94147 No Types Assigned http://www.securityfocus.com/bid/94147 Third Party Advisory, VDB Entry -
CVE Modified by [email protected]
Nov. 28, 2016
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/94147 [No Types Assigned] -
Reanalysis by [email protected]
Nov. 16, 2016
Action Type Old Value New Value Changed CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N) (AV:N/AC:M/Au:N/C:P/I:N/A:N) Changed CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N -
Initial Analysis by [email protected]
Nov. 16, 2016
Action Type Old Value New Value Added CPE Configuration Configuration 1 OR *cpe:2.3:o:linux:linux_kernel:4.4.32:*:*:*:*:*:*:* (and previous) Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 No Types Assigned https://github.com/torvalds/linux/commit/c58d6c93680f28ac58984af61d0a7ebf4319c241 Issue Tracking, Patch Changed Reference Type http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 No Types Assigned http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c58d6c93680f28ac58984af61d0a7ebf4319c241 Third Party Advisory, Issue Tracking, Patch Changed Reference Type http://source.android.com/security/bulletin/2016-11-01.html No Types Assigned http://source.android.com/security/bulletin/2016-11-01.html Third Party Advisory Added CWE CWE-125 Added CWE CWE-200
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-7917 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-7917
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile