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CVE-1999-1030

Medium CVSS 5

Published 1999-05-19 ยท last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-1999-1030, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

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.

Sources

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