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CVE-2018-17082

Publication date 16 September 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.1 · Medium

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
php5 18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Fixed 5.5.9+dfsg-1ubuntu4.26
php7.0 18.04 LTS bionic Not in release
16.04 LTS xenial
Fixed 7.0.32-0ubuntu0.16.04.1
14.04 LTS trusty Not in release
php7.2 18.04 LTS bionic
Fixed 7.2.10-0ubuntu0.18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Notes

mdeslaur

While not mentioned in the USN, the fix for this issue was included.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
php5

Severity score breakdown

Parameter Value
Base score 6.1 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Changed
Confidentiality Low
Integrity impact Low
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N