Reliance on Cookies without Validation and Integrity Checking Affecting php7-readline package, versions <7.2.5-4.67.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.38% (73rd percentile)

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  • Snyk IDSNYK-SLES150-PHP7READLINE-2699918
  • published14 Apr 2022
  • disclosed22 Oct 2020

Introduced: 22 Oct 2020

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

How to fix?

Upgrade SLES:15.0 php7-readline to version 7.2.5-4.67.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7-readline package and not the php7-readline package as distributed by SLES. See How to fix? for SLES:15.0 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