CVE-2021-47764

AbsoluteTelnet 11.24 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating DialUp connection and license name fields. Attackers can generate a 1000-character payload and paste it into specific input fields to trigger application crashes and force unexpected termination.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.celestialsoftware.net/	Product
https://www.exploit-db.com/exploits/50511	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:celestialsoftware:absolutetelnet:11.24:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-01-15 16:16

Updated : 2026-01-26 16:15

NVD link : CVE-2021-47764

Mitre link : CVE-2021-47764

CVE.ORG link : CVE-2021-47764

JSON object : View

Products Affected

celestialsoftware

absolutetelnet

CWE

CWE-787

Out-of-bounds Write

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