CVE-2021-3481
Qt Qtbase Out-of-Bounds Read Vulnerability
Description
A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/qdrawhelper_p.h in Qt/Qtbase. While rendering and displaying a crafted Scalable Vector Graphics (SVG) file this flaw may lead to an unauthorized memory access. The highest threat from this vulnerability is to data confidentiality and the application availability.
INFO
Published Date :
Aug. 22, 2022, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 6:21 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.2
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2021-3481 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-2021-3481.
| URL | Resource |
|---|---|
| https://access.redhat.com/security/cve/CVE-2021-3481 | Third Party Advisory |
| https://bugreports.qt.io/browse/QTBUG-91507 | Exploit Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1931444 | Issue Tracking Third Party Advisory |
| https://codereview.qt-project.org/c/qt/qtsvg/+/337646 | Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html | |
| https://access.redhat.com/security/cve/CVE-2021-3481 | Third Party Advisory |
| https://bugreports.qt.io/browse/QTBUG-91507 | Exploit Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1931444 | Issue Tracking Third Party Advisory |
| https://codereview.qt-project.org/c/qt/qtsvg/+/337646 | Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html |
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).
Components for building Xfce DE in CBL-Mariner.
cbl-mariner desktop-environment lightdm xfce xorg
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-3481 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-3481 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://access.redhat.com/security/cve/CVE-2021-3481 Added Reference https://bugreports.qt.io/browse/QTBUG-91507 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1931444 Added Reference https://codereview.qt-project.org/c/qt/qtsvg/+/337646 Added Reference https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Aug. 23, 2023
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html [No Types Assigned] -
Initial Analysis by [email protected]
Aug. 25, 2022
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H Changed Reference Type https://access.redhat.com/security/cve/CVE-2021-3481 No Types Assigned https://access.redhat.com/security/cve/CVE-2021-3481 Third Party Advisory Changed Reference Type https://bugreports.qt.io/browse/QTBUG-91507 No Types Assigned https://bugreports.qt.io/browse/QTBUG-91507 Exploit, Vendor Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1931444 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1931444 Issue Tracking, Third Party Advisory Changed Reference Type https://codereview.qt-project.org/c/qt/qtsvg/+/337646 No Types Assigned https://codereview.qt-project.org/c/qt/qtsvg/+/337646 Vendor Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:qt:qt:5.15.1:*:*:*:*:*:*:* *cpe:2.3:a:qt:qt:6.0.0:-:*:*:*:*:*:* *cpe:2.3:a:qt:qt:6.0.2:*:*:*:*:*:*:* *cpe:2.3:a:qt:qt:6.2.0:-:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-3481 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-2021-3481
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.14 }} -0.01%
score
0.49886
percentile