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.
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Affected Vendors & Products
References
History
Tue, 10 Feb 2026 21:15:00 +0000
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ssvc
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Mon, 09 Feb 2026 11:00:00 +0000
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Celestial Software
Celestial Software absolutetelnet |
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| Vendors & Products |
Celestial Software
Celestial Software absolutetelnet |
Fri, 06 Feb 2026 23:30:00 +0000
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| 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. | |
| Title | AbsoluteTelnet 11.12 - 'SSH2/username' Denial of Service | |
| Weaknesses | CWE-120 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-02-06T23:14:12.943Z
Updated: 2026-02-10T20:41:26.417Z
Reserved: 2026-02-06T12:29:50.763Z
Link: CVE-2020-37166
Updated: 2026-02-10T20:33:49.047Z
Status : Awaiting Analysis
Published: 2026-02-07T00:15:57.117
Modified: 2026-02-09T16:08:55.263
Link: CVE-2020-37166
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