CVE-2020-37164

MediumCVSS 5.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
Celestial Software	AbsoluteTelnet	11.12

References

https://www.celestialsoftware.net/Product
https://www.exploit-db.com/exploits/48005Exploit, Third Party Advisory, VDB Entry
https://www.vulncheck.com/advisories/absolutetelnet-license-entry-denial-of-serviceThird Party Advisory

Timeline

Published: Feb 7, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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