CVE-2021-47764 — MEDIUM (5.5)

Vulnerability Description

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 Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Celestialsoftware	Absolutetelnet	11.24

Related Weaknesses (CWE)

CWE-787

References

https://www.celestialsoftware.net/Product
https://www.exploit-db.com/exploits/50511ExploitThird Party Advisory

FAQ

What is CVE-2021-47764?

CVE-2021-47764 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...

How severe is CVE-2021-47764?

CVE-2021-47764 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-47764?

Check the references section above for vendor advisories and patch information. Affected products include: Celestialsoftware Absolutetelnet.