CVE-2020-37164 - CVE House
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Status published Medium CVE-2020-37164

AbsoluteTelnet 11.12 - "license entry" Denial of Service

Vulnerability Description

AbsoluteTelnet 11.12 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an oversized license name. Attackers can generate a 2500-character payload and paste it into the license entry 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:

  • chuyreds

Affected Vendor

Celestial Software

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Affected Software

AbsoluteTelnet
Vulnerable Versions:
11.12

Timeline

Official Publish: February 6th, 2026
Last Modified: February 17th, 2026
Added to House: July 21st, 2026

CVSS Vectors

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

Weaknesses (CWE)