What is CVE-2020-36943?

CVE-2020-36943 is a high-severity vulnerability in Asc Applied Software Consultants, S.r.o. Timetables, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-01-28.

How severe is CVE-2020-36943?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Asc Applied Software Consultants, S.r.o. Timetables

CVE-2020-36943

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.

EPSS: 0.002 (16.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Asc Applied Software Consultants, S.r.o. Timetables — versions 2021.6.2

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-36943?: CVE-2020-36943 is a high-severity vulnerability in Asc Applied Software Consultants, S.r.o. Timetables, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-01-28.
How severe is CVE-2020-36943?: High severity. CVSS v3 base score is 7.5 out of 10.