CVE-2021-47765

AbsoluteTelnet 11.24 - 'Username' Denial of Service (PoC)

CVSS 6.7 MEDIUMEPSS 0.2%CWE-787

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 6.7EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

15 jan 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Produtos afetados

Celestialsoftware · AbsoluteTelnet

Referências

https://www.celestialsoftware.net/https://www.exploit-db.com/exploits/50510