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CVE-2020-37166

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CVE-2020-37166

Published: Feb 6, 2026

Modified: Feb 17, 2026

PUBLISHED

CVSS v3.1

6.2

MEDIUM

Description

AbsoluteTelnet 11.12 contains a denial of service vulnerability in the SSH2 username input field that allows local attackers to crash the application. Attackers can overwrite the username field with a 1000-byte buffer, causing the application to become unresponsive and terminate.

VendorProductVersions

Celestial Software

AbsoluteTelnet

affected
11.12

Weaknesses (CWE)

CWE-120

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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