CVE-2021-47765
MEDIUM EPSS 7.1%
Published Jan 15, 20265mo ago · Modified Jun 17, 20262w ago
6.7 CVSS 4.0
Published Jan 15, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago
Description
AbsoluteTelnet 11.24 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating username and error report fields. Attackers can trigger the crash by inserting 1000 characters into the username or email address fields, causing the application to become unresponsive.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X
Threat Intelligence
EPSS Exploit Probability
7.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| celestialsoftware | absolutetelnet | 11.24 | any |
References 2
- celestialsoftware.net https://www.celestialsoftware.net/
- exploit-db.com https://www.exploit-db.com/exploits/50510
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.