Home/CVE/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_en
CVE

CVE-2020-7069

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_en

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.

MEDIUM · CVSS 5.4 EPSS 0.08351
Monitor
  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-326Inadequate Encryption Strength
▤

Affected Products & Versions

10
php>= 7.2.0 and < 7.2.34
php>= 7.3.0 and < 7.3.23
php>= 7.4.0 and < 7.4.11
fedoraproject fedoraall versions
debian linuxall versions
opensuse leapall versions
canonical ubuntu linuxall versions
netapp clustered data ontapall versions
▣

Scoring & Timeline

5.4
MEDIUM · CVSS v3.1 · security@php.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Oct 2020 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
⚑

Vendor Advisories

14
suse-csafSUSE-SU-2022:4067-1
suse-csafSUSE-SU-2022:4068-1
suse-csafSUSE-SU-2022:4069-1
rhsaRHSA-2021:2992Moderate
rhsaRHSA-2021:4213Low
🔗

References & Sources

13
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.htmlMailing ListThird Party Advisory
https://bugs.php.net/bug.php?id=79601Issue TrackingPatchVendor Advisory
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/
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