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Vulnerability record · CVE-1999-1030 · published 19 May 1999

CVE-1999-1030: Behold software web page counter vulnerability

Behold Software · Web Page Counter

counter.exe 2.70 allows a remote attacker to cause a denial of service (hang) via an HTTP request that ends in %0A (newline), which causes a malformed entry in the counter log that produces an access violation.

5.0 CVSS 2.0 Medium EPSS 7.1% · top 5.9%
5.0CVSS 2.0 base score
7.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

counter.exe 2.70 allows a remote attacker to cause a denial of service (hang) via an HTTP request that ends in %0A (newline), which causes a malformed entry in the counter log that produces an access violation.

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

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Related vulnerabilities

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

Source: NIST National Vulnerability Database (record CVE-1999-1030), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.