Reliance on Cookies without Validation and Integrity Checking Affecting php7.2 package, versions <7.2.24-0ubuntu0.18.04.7


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.43% (76th percentile)

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  • Snyk IDSNYK-UBUNTU1804-PHP72-1018690
  • published15 Oct 2020
  • disclosed2 Oct 2020

Introduced: 2 Oct 2020

CVE-2020-7070  (opens in a new tab)
CWE-565  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 php7.2 to version 7.2.24-0ubuntu0.18.04.7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7.2 package and not the php7.2 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

In PHP versions 7.2.x below 7.2.34, 7.3.x below 7.3.23 and 7.4.x below 7.4.11, when PHP is processing incoming HTTP cookie values, the cookie names are url-decoded. This may lead to cookies with prefixes like __Host confused with cookies that decode to such prefix, thus leading to an attacker being able to forge cookie which is supposed to be secure. See also CVE-2020-8184 for more information.

CVSS Scores

version 3.1