Is CVE-2011-4800 being actively exploited?

CVE-2011-4800 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4800?

CVE-2011-4800 has a CVSS 2.0 base score of 9.0 (HIGH).

CVE-2011-4800

HIGH · CVSS 9.0EPSS 7.0%EU EUVD

Directory traversal vulnerability in Serv-U FTP Server before 11.1.0.5 allows remote authenticated users to read and write arbitrary files, and list and create arbitrary directories, via a "..:/" (dot dot colon forward slash) in the (1) list, (2) put, or (3) get commands.

Key facts

CVSS score: 9.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness (CWE): CWE-22
EPSS score: 7.0% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4718)
Published: December 14, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4718 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
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solarwinds / serv-u file server
solarwinds / serv-u file server
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solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
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solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
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solarwinds / serv-u file server
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solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server
solarwinds / serv-u file server

and 39 more…

References

http://archives.neohapsis.com/archives/fulldisclosure/2011-11/0454.html(Exploit)
http://secunia.com/advisories/47021(Vendor Advisory)
http://www.exploit-db.com/exploits/18182(Exploit)
http://www.serv-u.com/releasenotes/

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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