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Vulnerability record · CVE-1999-1196 · published 7 April 1999

CVE-1999-1196: Hummingbird exceed vulnerability

Hummingbird · Exceed

Hummingbird Exceed X version 5 allows remote attackers to cause a denial of service via malformed data to port 6000.

5.0 CVSS 2.0 Medium EPSS 1.3% · top 30.1%
5.0CVSS 2.0 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Hummingbird Exceed X version 5 allows remote attackers to cause a denial of service via malformed data to port 6000.

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

Affected products

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

References

LinkTags
http://www.securityfocus.com/archive/1/13451 Exploit
http://www.securityfocus.com/bid/158 Exploit
http://www.securityfocus.com/archive/1/13451 Exploit
http://www.securityfocus.com/bid/158 Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-1999-1280Hummingbird exceed vulnerabilityHummingbird Exceed 6.0.1.0 inadvertently includes a DLL that was meant for development and testing, which logs user names and passwords in cleartext …EPSS 1.1%6.8CVE-2008-4729Hummingbird exceed memory buffer overflow vulnerabilityStack-based buffer overflow in Hummingbird.XWebHostCtrl.1 ActiveX control (hclxweb.dll) in Hummingbird Xweb ActiveX Control 13.0 and earlier allows r…EPSS 6.9%2.1CVE-2004-2258Hummingbird exceed vulnerabilityXconfig in Hummingbird Exceed before 9.0.0.1, when the Screen Definition is password-protected, allows local users to access certain options by switc…EPSS 0.33%

Source: NIST National Vulnerability Database (record CVE-1999-1196), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.