CVE-2020-21050
Libsixel GIF Stack Buffer Overflow Vulnerability
Description
Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.
INFO
Published Date :
Sept. 14, 2021, 4:15 p.m.
Last Modified :
Sept. 20, 2022, 8:56 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
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-2020-21050.
| URL | Resource |
|---|---|
| https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae | Broken Link |
| https://cwe.mitre.org/data/definitions/121.html | Technical Description |
| https://github.com/saitoha/libsixel/blob/master/ChangeLog | Release Notes Third Party Advisory |
| https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee | Patch Third Party Advisory |
| https://github.com/saitoha/libsixel/issues/75 | Exploit Issue Tracking Patch Third Party Advisory |
| https://github.com/saitoha/libsixel/releases/tag/v1.8.5 | Release Notes 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-2020-21050 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-21050 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]
Sep. 20, 2022
Action Type Old Value New Value Changed Reference Type https://cwe.mitre.org/data/definitions/121.html No Types Assigned https://cwe.mitre.org/data/definitions/121.html Technical Description -
CVE Modified by [email protected]
Jul. 10, 2022
Action Type Old Value New Value Added Reference https://cwe.mitre.org/data/definitions/121.html [No Types Assigned] -
CWE Remap by [email protected]
Jun. 28, 2022
Action Type Old Value New Value Changed CWE CWE-119 CWE-787 -
Initial Analysis by [email protected]
Sep. 24, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae No Types Assigned https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae Broken Link Changed Reference Type https://github.com/saitoha/libsixel/blob/master/ChangeLog No Types Assigned https://github.com/saitoha/libsixel/blob/master/ChangeLog Release Notes, Third Party Advisory Changed Reference Type https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee No Types Assigned https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee Patch, Third Party Advisory Changed Reference Type https://github.com/saitoha/libsixel/issues/75 No Types Assigned https://github.com/saitoha/libsixel/issues/75 Exploit, Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/saitoha/libsixel/releases/tag/v1.8.5 No Types Assigned https://github.com/saitoha/libsixel/releases/tag/v1.8.5 Release Notes, Third Party Advisory Added CWE NIST CWE-119 Added CPE Configuration OR *cpe:2.3:a:libsixel_project:libsixel:*:*:*:*:*:*:*:* versions up to (excluding) 1.8.3
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-21050 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-2020-21050
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.22 }} 0.05%
score
0.59583
percentile