Medium
Security advisory
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.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-7069
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:01 UTC · Revision 1
Source evidence
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.
osv:CVE-2020-7069
Complete source record
{
"id": "909e5f539aeacf07d6967ad56a63f90a14699022a947d9ce725b4ef03e5b656e",
"url": "https://osv.dev/vulnerability/CVE-2020-7069",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-7069",
"summary": "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.",
"evidence": "osv:CVE-2020-7069",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-7069",
"aliases": [
"BIT-libphp-2020-7069",
"BIT-php-2020-7069",
"BIT-php-min-2020-7069",
"CVE-2020-7069"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/php/php-src",
"type": "GIT",
"events": [
{
"introduced": "8148cbb78841c8ec0759c0836e7f35dec799d300"
},
{
"fixed": "05eb475499359800a9c698f1759e442042c4f841"
},
{
"introduced": "52ace952a1b65ca80fc2617f11c2fa6dd03f51bd"
},
{
"fixed": "251b1fe177af320256c901e40c9e5fce18316d13"
},
{
"introduced": "3c7824e16ec4c3cee417262445d2c2b66531c10f"
},
{
"fixed": "e1daa19750730b5d94ed2525289d869a4d3cff2b"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.2.0"
},
{
"fixed": "7.2.34"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.3.0"
},
{
"fixed": "7.3.23"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.4.0"
},
{
"fixed": "7.4.11"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-7069.json"
}
}
],
"modified": "2026-10-24T10:30:24.041656401Z",
"provider": "osv",
"references": [
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJKQ5SD7K4E/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN7MOJXBEKG/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66/",
"https://security.gentoo.org/glsa/202012-16",
"https://security.netapp.com/advisory/ntap-20201016-0001/",
"https://usn.ubuntu.com/4583-1/",
"https://www.debian.org/security/2021/dsa-4856",
"https://www.tenable.com/security/tns-2021-14",
"https://bugs.php.net/bug.php?id=79601",
"https://www.oracle.com/security-alerts/cpuApr2021.html",
"https://www.oracle.com/security-alerts/cpuoct2021.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_diameter_signaling_router",
"extracted_events": [
{
"range": [
{
"introduced": "8.0.0"
},
{
"last_affected": "8.5.0"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*"
],
"vendor_product": "tenable:tenable.sc",
"extracted_events": [
{
"range": [
{
"fixed": "5.19.0"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "12.04"
},
{
"last_affected": "12.04"
},
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "20.04"
},
{
"last_affected": "20.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "31"
},
{
"last_affected": "31"
},
{
"introduced": "32"
},
{
"last_affected": "32"
},
{
"introduced": "33"
},
{
"last_affected": "33"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
},
{
"introduced": "15.2"
},
{
"last_affected": "15.2"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2020-7069",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 431055,
"published_at": "2020-10-02T15:15:12.67+00:00"
}