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Vulnerability record · CVE-2020-7069 · published 2 October 2020

CVE-2020-7069: Php improper input validation vulnerability

Php · Php

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.

6.5 CVSS 3.1 Medium EPSS 2.1% · top 19.5% CWE-20 · Improper input validationCWE-326 · Inadequate encryption strength
6.5CVSS 3.1 base score, v2 6.4
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
8Affected product versions listed by NVD
26References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected products

8 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html Mailing ListThird Party Advisory
https://bugs.php.net/bug.php?id=79601 Issue TrackingPatchVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7
https://security.gentoo.org/glsa/202012-16 Third Party Advisory
https://security.netapp.com/advisory/ntap-20201016-0001/ Third Party Advisory
https://usn.ubuntu.com/4583-1/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4856 Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html PatchThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory
https://www.tenable.com/security/tns-2021-14 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html Mailing ListThird Party Advisory
https://bugs.php.net/bug.php?id=79601 Issue TrackingPatchVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7
https://security.gentoo.org/glsa/202012-16 Third Party Advisory
https://security.netapp.com/advisory/ntap-20201016-0001/ Third Party Advisory
https://usn.ubuntu.com/4583-1/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4856 Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html PatchThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory
https://www.tenable.com/security/tns-2021-14 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-7069), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.