CVE-2009-4006

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 82.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-11-20 · updated 2026-06-16
Weakness: CWE-119

Description

Stack-based buffer overflow in the TEA decoding algorithm in RhinoSoft Serv-U FTP server 7.0.0.1, 9.0.0.5, and other versions before 9.1.0.0 allows remote attackers to execute arbitrary code via a long hexadecimal string.

Affected products

SolarWinds Serv-U File Server: 7.0.0.1, 7.0.0.2, 7.0.0.3, 7.0.0.4, 7.1.0.0, 7.1.0.1 (+22)

References

http://secunia.com/advisories/37228
http://secunia.com/secunia_research/2009-46/
http://www.osvdb.org/60427
http://www.securityfocus.com/archive/1/507955/100/0/threaded
http://www.securityfocus.com/bid/37051
http://www.securitytracker.com/id?1023199
http://www.serv-u.com/releasenotes/
http://www.vupen.com/english/advisories/2009/3277
https://exchange.xforce.ibmcloud.com/vulnerabilities/54322
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6142
http://secunia.com/advisories/37228
http://secunia.com/secunia_research/2009-46/

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