CVE-2020-36943
Unknown Unknown - Not Provided
Denial of Service via Buffer Overflow in aSc TimeTables Subject Titles

Publication date: 2026-01-28

Last updated on: 2026-01-28

Assigner: VulnCheck

Description
aSc TimeTables 2021.6.2 contains a denial of service vulnerability that allows attackers to crash the application by overwriting subject title fields with excessive data. Attackers can generate a 10,000-character buffer and paste it into the subject title to trigger application instability and potential crash.
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Meta Information
Published
2026-01-28
Last Modified
2026-01-28
Generated
2026-06-16
AI Q&A
2026-01-29
EPSS Evaluated
2026-06-14
NVD
CVE-2020-36943
EUVD
EUVD-2020-30891
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
asc timettables 2021.6.2
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
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Executive Summary

This vulnerability in aSc TimeTables 2021.6.2 is a denial of service issue where attackers can crash the application by inputting excessively long data into the subject title fields. Specifically, an attacker can paste a 10,000-character buffer into the subject title, causing the application to become unstable and potentially crash.

Impact Analysis

The vulnerability can cause the aSc TimeTables application to crash, leading to denial of service. This means legitimate users may be unable to access or use the application while it is unstable or down, potentially disrupting scheduling and related operations.

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