CVE-2020-7069

Publication date 2 October 2020

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.29+esm13 Ubuntu Pro
php7.0	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
php7.2	20.10 groovy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Fixed 7.2.24-0ubuntu0.18.04.7
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
php7.4	20.10 groovy	Fixed 7.4.9-1ubuntu1.1
	20.04 LTS focal	Fixed 7.4.3-4ubuntu2.4
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release

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Notes

sbeattie

PEAR issues should go against php-pear as of xenial

Severity score breakdown

Parameter	Value
Base score	6.5 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N