CVE-1999-0278

CVE-1999-0278 is a medium-severity vulnerability in Microsoft Internet Information Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 65% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

In IIS, remote attackers can obtain source code for ASP files by appending "::$DATA" to the URL.

Frequently asked questions

What is CVE-1999-0278?
In IIS, remote attackers can obtain source code for ASP files by appending "::$DATA" to the URL.
How severe is CVE-1999-0278?
CVE-1999-0278 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0278 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 65% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0278?
CVE-1999-0278 primarily affects Microsoft Internet Information Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0278?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0278 published?
CVE-1999-0278 was published on 1998-06-01 and last updated on 2026-06-16.

References

Affected products (3)

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