CVE-2021-47875 - CVE House
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Status published Medium CVE-2021-47875

GeoGebra CAS Calculator 6.0.631.0 - Denial of Service

Vulnerability Description

GeoGebra CAS Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the application by generating a large buffer overflow. Attackers can create a payload with 8000 repeated characters and paste it into the calculator's input field to trigger an application crash.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Brian Rodriguez

References

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GeoGebra Classic 5.0.631.0-d - Denial of Service
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Affected Vendor

Affected Software

CAS Calculator
Vulnerable Versions:
6.0.631.0

Timeline

Official Publish: January 21st, 2026
Last Modified: January 22nd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-770

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1498 Network Denial of Service
Impact
T1190 Exploit Public-Facing Application
Initial Access
T1562 Impair Defenses
Defense Evasion
T1046 Network Service Discovery
Discovery