CVE-2020-37164

MEDIUM
2026-02-07 [email protected]
6.2
CVSS 3.1
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CVSS 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

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 19, 2026 - 19:24 vuln.today
Public exploit code
CVE Published
Feb 07, 2026 - 00:15 nvd
MEDIUM 6.2

Tags

Denial Of Service Absolutetelnet

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.

Analysis

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. [CVSS 6.2 MEDIUM]

Technical Context

Classified as CWE-120 (Classic Buffer Overflow). Affects Absolutetelnet. 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.

Affected Products

Vendor: Celestialsoftware. Product: Absolutetelnet.

Remediation

Monitor vendor advisories for a patch. Enable ASLR, DEP/NX, and stack canaries where possible.

Priority Score

51
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +31
POC: +20

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CVE-2020-37164 vulnerability details – vuln.today
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