CVE-2018-7191
"Linux TUN Denial of Service Vulnerability"
Description
In the tun subsystem in the Linux kernel before 4.13.14, dev_get_valid_name is not called before register_netdevice. This allows local users to cause a denial of service (NULL pointer dereference and panic) via an ioctl(TUNSETIFF) call with a dev name containing a / character. This is similar to CVE-2013-4343.
INFO
Published Date :
May 17, 2019, 5:29 a.m.
Last Modified :
May 31, 2019, 12:29 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2018-7191 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-2018-7191
.
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).
Map Vulnerabilities into Different Layers of the Container Image
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-2018-7191
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-7191
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 -
CVE Modified by [email protected]
Jun. 19, 2019
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html [No Types Assigned] -
CVE Modified by [email protected]
Jun. 18, 2019
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html [No Types Assigned] -
CVE Modified by [email protected]
May. 31, 2019
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html [No Types Assigned] -
CVE Modified by [email protected]
May. 20, 2019
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/108380 [No Types Assigned] -
Initial Analysis by [email protected]
May. 17, 2019
Action Type Old Value New Value Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1748846 No Types Assigned https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1748846 Patch, Third Party Advisory Changed Reference Type https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ad646c81b2182f7fa67ec0c8c825e0ee165696d No Types Assigned https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ad646c81b2182f7fa67ec0c8c825e0ee165696d Patch, Third Party Advisory, Vendor Advisory Changed Reference Type https://github.com/torvalds/linux/commit/5c25f65fd1e42685f7ccd80e0621829c105785d9 No Types Assigned https://github.com/torvalds/linux/commit/5c25f65fd1e42685f7ccd80e0621829c105785d9 Patch, Third Party Advisory Changed Reference Type https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1743792 No Types Assigned https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1743792 Exploit, Third Party Advisory Changed Reference Type https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c25f65fd1e42685f7ccd80e0621829c105785d9 No Types Assigned https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c25f65fd1e42685f7ccd80e0621829c105785d9 Patch, Vendor Advisory Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.14 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.14 Release Notes, Vendor Advisory Changed Reference Type https://github.com/torvalds/linux/commit/0ad646c81b2182f7fa67ec0c8c825e0ee165696d No Types Assigned https://github.com/torvalds/linux/commit/0ad646c81b2182f7fa67ec0c8c825e0ee165696d Patch, Third Party Advisory Added CWE CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 4.13.14
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-7191
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-2018-7191
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