CVE-2018-17082

Public Exploit

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.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 21.88% Top 5%
Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory php.net Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://php.net/ChangeLog-5.php release notes
http://php.net/ChangeLog-7.php release notes
https://www.debian.org/security/2018/dsa-4353 third party advisory vendor advisory
https://github.com/php/php-src/commit/23b057742e3cf199612fa8050ae86cae675e214e patch vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00020.html third party advisory mailing list
https://bugs.php.net/bug.php?id=76582 vendor advisory issue tracking exploit
https://security.gentoo.org/glsa/201812-01 third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20180924-0001/ third party advisory
https://access.redhat.com/errata/RHSA-2019:2519 vendor advisory
https://www.tenable.com/security/tns-2019-07

Frequently Asked Questions

What is the severity of CVE-2018-17082?
CVE-2018-17082 has been scored as a medium severity vulnerability.
How to fix CVE-2018-17082?
To fix CVE-2018-17082, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-17082 being actively exploited in the wild?
It is possible that CVE-2018-17082 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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