| Name | CVE-2020-7069 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4856-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| php7.3 (PTS) | buster | 7.3.31-1~deb10u1 | fixed |
| buster (security) | 7.3.31-1~deb10u5 | fixed |
| php7.4 (PTS) | bullseye | 7.4.33-1+deb11u4 | fixed |
| bullseye (security) | 7.4.33-1+deb11u5 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| php7.0 | source | (unstable) | (not affected) | | | |
| php7.3 | source | buster | 7.3.27-1~deb10u1 | | DSA-4856-1 | |
| php7.3 | source | (unstable) | (unfixed) | | | |
| php7.4 | source | (unstable) | 7.4.11-1 | | | |
Notes
- php7.0 <not-affected> (Affected code not present)
Fixed in PHP 7.4.11, 7.3.23, 7.2.34
PHP Bug: https://bugs.php.net/79601
https://git.php.net/?p=php-src.git;a=commit;h=0216630ea2815a5789a24279a1211ac398d4de79