secure telnet vulnerabilities and fixes

Recent CVEs affecting secure telnet, with upgrade or downgrade steps. 1 tracked.

Also searched as: securetelnet.

secure telnet has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2004-08-06. Highest priority: CVE-2004-0640 (score 63/100).

• CVE-2004-0640 HIGH 10.0 DOWNGRADE DOWNGRADE Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13

FAQ

How do I fix secure telnet vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is secure telnet being exploited right now?

None of the tracked secure telnet CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which secure telnet CVE should I patch first?

CVE-2004-0640 currently ranks highest (63/100): Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13.

← Back to latest CVEs