Inadequate Encryption Strength Affecting php7-phar package, versions <7.2.34-150000.4.103.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

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  • Snyk IDSNYK-SLES151-PHP7PHAR-3134350
  • published19 Nov 2022
  • disclosed18 Nov 2022

Introduced: 18 Nov 2022

CVE-2020-7069  (opens in a new tab)
CWE-326  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 php7-phar to version 7.2.34-150000.4.103.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7-phar package and not the php7-phar package as distributed by SLES. See How to fix? for SLES:15.1 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 AES-CCM mode is used with openssl_encrypt() function with 12 bytes IV, only first 7 bytes of the IV is actually used. This can lead to both decreased security and incorrect encryption data.

CVSS Scores

version 3.1