CVE-2021-47764
AbsoluteTelnet 11.24 - 'Phone' Denial of Service (PoC)
- State
- Published
- Severity
- 6.7 Medium
- Published
- Jan 15, 2026
- Updated
- Oct 1, 2026
- Reserved
- Jan 14, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.7 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
AbsoluteTelnetCelestialsoftware |
|
References
- ExploitDB-50511exploit
- Vendor Homepageproduct
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