CVE-1999-0253 IIS 3.0 with the iis-fix hotfix installed allows remote intruders to read source code for ASP programs by using a %2e instead of a .
High 7.5
Published
Updated
Check this codebase for CVE-1999-0253 and fix it if it is affected.
What it is: CVE-1999-0253 is a high-severity vulnerability in Microsoft Internet Information Server, published on 4 Feb 2000.
Exploitation: There is no known exploitation of CVE-1999-0253 in the wild and no public exploit code.
Affected product: Microsoft Internet Information Server. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-1999-0253/ (Markdown: https://insights.sbomify.com/CVE-1999-0253/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-1999-0253?
CVE-1999-0253 is a high-severity vulnerability in Microsoft Internet Information Server, published on 4 Feb 2000.
Official description
IIS 3.0 with the iis-fix hotfix installed allows remote intruders to read source code for ASP programs by using a %2e instead of a . (dot) in the URL.
Which versions are affected by CVE-1999-0253?
It affects 2 products.
Products include Microsoft Internet Information Server, Microsoft Internet Information Services.
How do I fix CVE-1999-0253?
No fix has been published for CVE-1999-0253 yet. Limit exposure of the affected software until one is available.
Is CVE-1999-0253 being exploited?
There is no known exploitation of CVE-1999-0253 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Internet Information Server
- CVE-2008-0075 Code injection in n/a
- CVE-1999-1376 Buffer overflow in fpcount.exe in IIS 4.0 with FrontPage Server Extensions allows remote attackers to execute arbitrary commands.
- CVE-1999-0407 By default, IIS 4.0 has a virtual directory /IISADMPWD which contains files that can be used as proxies for brute force password attacks, or
- CVE-1999-0874 Memory corruption in n/a
- CVE-2009-3023 Memory corruption in n/a
Sources
Also known as GHSA-jq56-hqwg-c6vv.