Unrated severityNVD Advisory· Published Jan 15, 2026· Updated Jan 26, 2026
AbsoluteTelnet 11.24 - 'Username' Denial of Service (PoC)
CVE-2021-47765
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: =11.24
- Celestialsoftware/AbsoluteTelnetv5Range: 11.24
Patches
Vulnerability mechanics
References
2- www.exploit-db.com/exploits/50510mitreexploit
- www.celestialsoftware.netmitreproduct
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