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Vulnerability record · CVE-2009-4873 · published 26 May 2010

CVE-2009-4873: Rhinosoft serv-u memory buffer overflow vulnerability

Rhinosoft · Serv U

Stack-based buffer overflow in the HTTP server in Rhino Software Serv-U Web Client 9.0.0.5 allows remote attackers to cause a denial of service (server crash) or execute arbitrary code via a long Session cookie.

10.0 CVSS 2.0 High EPSS 21% · top 2.6% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the HTTP server in Rhino Software Serv-U Web Client 9.0.0.5 allows remote attackers to cause a denial of service (server crash) or execute arbitrary code via a long Session cookie.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/37228 Vendor Advisory
http://www.rangos.de/ServU-ADV.txt Exploit
http://www.securityfocus.com/bid/36895 Exploit
http://www.vupen.com/english/advisories/2009/3116 Vendor Advisory
http://secunia.com/advisories/37228 Vendor Advisory
http://www.rangos.de/ServU-ADV.txt Exploit
http://www.securityfocus.com/bid/36895 Exploit
http://www.vupen.com/english/advisories/2009/3116 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2009-4873), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.