// For flags

CVE-1999-0725

Microsoft IIS 3.0/4.0 - Double Byte Code Page

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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".

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 1999-06-24 First Exploit
  • 1999-08-19 CVE Published
  • 1999-11-25 CVE Reserved
  • 2024-08-01 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-16: Configuration
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
3.0
Search vendor "Microsoft" for product "Internet Information Server" and version "3.0"
ja
Affected
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
3.0
Search vendor "Microsoft" for product "Internet Information Server" and version "3.0"
ko
Affected
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
3.0
Search vendor "Microsoft" for product "Internet Information Server" and version "3.0"
zh
Affected
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
4.0
Search vendor "Microsoft" for product "Internet Information Server" and version "4.0"
ja
Affected
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
4.0
Search vendor "Microsoft" for product "Internet Information Server" and version "4.0"
ko
Affected
Microsoft
Search vendor "Microsoft"
Internet Information Server
Search vendor "Microsoft" for product "Internet Information Server"
4.0
Search vendor "Microsoft" for product "Internet Information Server" and version "4.0"
zh
Affected