What’s Vulnerable › Vulnerabilities

CVE-1999-0725

• Severity: high (CVSS 7.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 24.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2000-01-04 · updated 2026-06-16
• Weakness: CWE-16

Description

When IIS is run with a default language of Chinese, Korean, or Japanese, it allows a remote attacker to view the source code of certain files, a.k.a. "Double Byte Code Page".

Affected products

• Microsoft Internet Information Server: 3.0, 4.0

References

• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ233335
• http://www.securityfocus.com/bid/477
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-022
• https://exchange.xforce.ibmcloud.com/vulnerabilities/2302
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ233335
• http://www.securityfocus.com/bid/477
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-022
• https://exchange.xforce.ibmcloud.com/vulnerabilities/2302

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