How severe is CVE-1999-1030?

CVE-1999-1030 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-1030 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1030?

CVE-1999-1030 affects Behold Software Web Page Counter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1030?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-1999-1030 published?

CVE-1999-1030 was published on 1999-05-19 and last updated on 2026-06-16.

CVE-1999-1030

CVE-1999-1030 is a medium-severity vulnerability in Behold Software Web Page Counter with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Behold Software Web Page Counter
Published: 1999-05-19
Last modified: 2026-06-16

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.

Frequently asked questions

What is CVE-1999-1030?: 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.
How severe is CVE-1999-1030?: CVE-1999-1030 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-1030 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1030?: CVE-1999-1030 affects Behold Software Web Page Counter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1030?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1030 published?: CVE-1999-1030 was published on 1999-05-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:behold_software:web_page_counter:2.7:*:*:*:*:*:*:*

More vulnerabilities in Behold Software Web Page Counter

CVE-1999-1031 — Medium (CVSS 5.0): counter.exe 2.70 allows a remote attacker to cause a denial of service (hang) via a long argument.

All CVEs affecting Behold Software Web Page Counter →