VULNERABILITY INTELLIGENCE
CVE-2020-7069
CVSS score5.4 MEDIUM
EPSS probability2.05%
CISA KEVNot currently listed
Published2020-10-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
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.
Weakness classification
- CWE-20: Improper Input Validation
- CWE-326: Inadequate Encryption Strength
Primary references
- security@php.net — Mailing List, Third Party Advisory
- security@php.net — Mailing List, Third Party Advisory
- security@php.net — Issue Tracking, Patch, Vendor Advisory
- security@php.net
- security@php.net
- security@php.net
- security@php.net — Third Party Advisory
- security@php.net — Third Party Advisory
- security@php.net — Third Party Advisory
- security@php.net — Third Party Advisory
- security@php.net — Patch, Third Party Advisory
- security@php.net — Patch, Third Party Advisory