CVE-2020-36646
MediaArea ZenLib Null Pointer Dereference Vulnerability
Description
A vulnerability classified as problematic has been found in MediaArea ZenLib up to 0.4.38. This affects the function Ztring::Date_From_Seconds_1970_Local of the file Source/ZenLib/Ztring.cpp. The manipulation of the argument Value leads to unchecked return value to null pointer dereference. Upgrading to version 0.4.39 is able to address this issue. The identifier of the patch is 6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408. It is recommended to upgrade the affected component. The identifier VDB-217629 was assigned to this vulnerability.
INFO
Published Date :
Jan. 7, 2023, 8:15 p.m.
Last Modified :
May 17, 2024, 1:48 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2020-36646 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-2020-36646.
| URL | Resource |
|---|---|
| https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408 | Patch |
| https://github.com/MediaArea/ZenLib/pull/119 | Patch |
| https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39 | Release Notes |
| https://vuldb.com/?ctiid.217629 | Third Party Advisory VDB Entry |
| https://vuldb.com/?id.217629 | Third Party Advisory VDB Entry |
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).
None
C JavaScript C++ HTML
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-36646 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-36646 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. 17, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 11, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Mar. 21, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 29, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Dec. 08, 2023
Action Type Old Value New Value Changed Reference Type https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408 Patch, Third Party Advisory https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408 Patch Changed Reference Type https://github.com/MediaArea/ZenLib/pull/119 Patch, Third Party Advisory https://github.com/MediaArea/ZenLib/pull/119 Patch Changed Reference Type https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39 Release Notes, Third Party Advisory https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39 Release Notes -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Removed CVSS V3 VulDB AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Added CVSS V3.1 VulDB AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L -
CVE Modified by [email protected]
Oct. 20, 2023
Action Type Old Value New Value Changed Description A vulnerability classified as problematic has been found in MediaArea ZenLib up to 0.4.38. This affects the function Ztring::Date_From_Seconds_1970_Local of the file Source/ZenLib/Ztring.cpp. The manipulation of the argument Value leads to unchecked return value to null pointer dereference. Upgrading to version 0.4.39 is able to address this issue. The name of the patch is 6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408. It is recommended to upgrade the affected component. The identifier VDB-217629 was assigned to this vulnerability. A vulnerability classified as problematic has been found in MediaArea ZenLib up to 0.4.38. This affects the function Ztring::Date_From_Seconds_1970_Local of the file Source/ZenLib/Ztring.cpp. The manipulation of the argument Value leads to unchecked return value to null pointer dereference. Upgrading to version 0.4.39 is able to address this issue. The identifier of the patch is 6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408. It is recommended to upgrade the affected component. The identifier VDB-217629 was assigned to this vulnerability. -
Initial Analysis by [email protected]
Jan. 12, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408 No Types Assigned https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408 Patch, Third Party Advisory Changed Reference Type https://github.com/MediaArea/ZenLib/pull/119 No Types Assigned https://github.com/MediaArea/ZenLib/pull/119 Patch, Third Party Advisory Changed Reference Type https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39 No Types Assigned https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39 Release Notes, Third Party Advisory Changed Reference Type https://vuldb.com/?ctiid.217629 No Types Assigned https://vuldb.com/?ctiid.217629 Third Party Advisory, VDB Entry Changed Reference Type https://vuldb.com/?id.217629 No Types Assigned https://vuldb.com/?id.217629 Third Party Advisory, VDB Entry Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:a:mediaarea:zenlib:*:*:*:*:*:*:*:* versions from (including) 0.4.0 up to (excluding) 0.4.39
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-36646 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-2020-36646
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.28 }} 0.38%
score
0.86043
percentile