CVE-2019-6493
IObit Smart Defrag Kernel Pool Leak
Description
SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC0 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.
INFO
Published Date :
April 11, 2019, 8:29 p.m.
Last Modified :
Nov. 21, 2024, 4:46 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.0 | MEDIUM | [email protected] |
Public PoC/Exploit Available at Github
CVE-2019-6493 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-2019-6493.
| URL | Resource |
|---|---|
| https://downwithup.github.io/CVEPosts.html | Exploit Vendor Advisory |
| https://www.iobit.com/en/iobitsmartdefrag.php | Product Vendor Advisory |
| https://downwithup.github.io/CVEPosts.html | Exploit Vendor Advisory |
| https://www.iobit.com/en/iobitsmartdefrag.php | Product Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-6493 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-2019-6493
weaknesses.
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).
Master list of all my vulnerability discoveries. Mostly 3rd party kernel drivers.
cve exploits kernel windows-api exploit-development stockpile list
C
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-6493 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-6493 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://downwithup.github.io/CVEPosts.html Added Reference https://www.iobit.com/en/iobitsmartdefrag.php -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Aug. 24, 2020
Action Type Old Value New Value Changed CWE CWE-200 CWE-401 -
Initial Analysis by [email protected]
Apr. 12, 2019
Action Type Old Value New Value Added CVSS V2 (AV:L/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://downwithup.github.io/CVEPosts.html No Types Assigned https://downwithup.github.io/CVEPosts.html Exploit, Vendor Advisory Changed Reference Type https://www.iobit.com/en/iobitsmartdefrag.php No Types Assigned https://www.iobit.com/en/iobitsmartdefrag.php Product, Vendor Advisory Added CWE CWE-200 Added CPE Configuration OR *cpe:2.3:a:iobit:smart_defrag:6:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 5.5
Base CVSS Score: 2.1
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.14 }} -0.69%
score
0.30154
percentile