CVE-2020-36646

Name: CVE-2020-36646
Creator: NVD / NIST
Published: 2023-01-07T20:15:09.523+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2020-36646 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.18%

63.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mediaarea	Zenlib	>= 0.4.0, < 0.4.39

References

https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408Patch
https://github.com/MediaArea/ZenLib/pull/119Patch
https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39Release Notes
https://vuldb.com/?ctiid.217629Third Party Advisory, VDB Entry
https://vuldb.com/?id.217629Third Party Advisory, VDB Entry
https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408Patch
https://github.com/MediaArea/ZenLib/pull/119Patch
https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39Release Notes
https://vuldb.com/?ctiid.217629Third Party Advisory, VDB Entry
https://vuldb.com/?id.217629Third Party Advisory, VDB Entry

Timeline

Published: Jan 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-36646?

How severe is CVE-2020-36646?

CVE-2020-36646 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36646?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-36646?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST