CVE-2021-42782
Opensc Stack Buffer Overflow Vulnerability
Description
Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially crash programs using the library.
INFO
Published Date :
April 18, 2022, 5:15 p.m.
Last Modified :
June 21, 2023, 2:15 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
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-2021-42782.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2016448 | Issue Tracking Mailing List Patch Third Party Advisory |
| https://github.com/OpenSC/OpenSC/commit/1252aca9 | Patch Third Party Advisory |
| https://github.com/OpenSC/OpenSC/commit/456ac566 | Patch Third Party Advisory |
| https://github.com/OpenSC/OpenSC/commit/7114fb71 | Patch Third Party Advisory |
| https://github.com/OpenSC/OpenSC/commit/78cdab94 | Patch Third Party Advisory |
| https://github.com/OpenSC/OpenSC/commit/ae1cf0be | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html | |
| https://security.gentoo.org/glsa/202209-03 | Third Party Advisory |
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-42782 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-42782 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. 21, 2023
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 29, 2022
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/202209-03 No Types Assigned https://security.gentoo.org/glsa/202209-03 Third Party Advisory -
CVE Modified by [email protected]
Sep. 07, 2022
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202209-03 [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 25, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2016448 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2016448 Issue Tracking, Mailing List, Patch, Third Party Advisory Changed Reference Type https://github.com/OpenSC/OpenSC/commit/1252aca9 No Types Assigned https://github.com/OpenSC/OpenSC/commit/1252aca9 Patch, Third Party Advisory Changed Reference Type https://github.com/OpenSC/OpenSC/commit/456ac566 No Types Assigned https://github.com/OpenSC/OpenSC/commit/456ac566 Patch, Third Party Advisory Changed Reference Type https://github.com/OpenSC/OpenSC/commit/7114fb71 No Types Assigned https://github.com/OpenSC/OpenSC/commit/7114fb71 Patch, Third Party Advisory Changed Reference Type https://github.com/OpenSC/OpenSC/commit/78cdab94 No Types Assigned https://github.com/OpenSC/OpenSC/commit/78cdab94 Patch, Third Party Advisory Changed Reference Type https://github.com/OpenSC/OpenSC/commit/ae1cf0be No Types Assigned https://github.com/OpenSC/OpenSC/commit/ae1cf0be Patch, Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:* versions up to (excluding) 0.22.0 Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-42782 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-2021-42782
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.29 }} 0.04%
score
0.69504
percentile