CVE-2010-4221

critical

Description

Multiple stack-based buffer overflows in the pr_netio_telnet_gets function in netio.c in ProFTPD before 1.3.3c allow remote attackers to execute arbitrary code via vectors involving a TELNET IAC escape character to a (1) FTP or (2) FTPS server.

References

https://github.com/nadafarafat/bd-alaris-firmware-analysis

https://github.com/Kartik0219/vuln-scanner

https://github.com/arsalan-khan-dev/VulnScan-Pro

https://github.com/JefferyCyber/Vulnerability-Scanner

https://github.com/Mafiosohack/Offensive-lab-2

http://www.zerodayinitiative.com/advisories/ZDI-10-229/

http://www.vupen.com/english/advisories/2010/2962

http://www.vupen.com/english/advisories/2010/2959

http://www.vupen.com/english/advisories/2010/2941

http://www.proftpd.org/docs/NEWS-1.3.3c

http://www.mandriva.com/security/advisories?name=MDVSA-2010:227

http://secunia.com/advisories/42217

http://secunia.com/advisories/42052

http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html

Details

Source: Mitre, NVD

Published: 2010-11-09

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H