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CVE-2020-7069

MEDIUM
Published 2020-10-02T14:14:45.340264Z
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Expert Analysis

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CVSS Score

V3.1
5.4
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.092
probability
of exploitation in the wild

There is a 9.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.923
Higher than 92.3% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
NONE

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

PHP Group

PHP

Affected Versions:

7.3.x 7.4.x 7.2.x

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-v3rw-94vx-73w6

Advisory Details

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 Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-7069
WEB https://bugs.php.net/bug.php?id=79601
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/7EVDN7D3IB4EAI4D3ZOM2OJKQ5SD7K4E
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/P2J3ZZDHCSX65T5QWV4AHBN7MOJXBEKG
WEB https://lists.fedoraproject.org/archives/list/[email protected]/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66
WEB https://security.gentoo.org/glsa/202012-16
WEB https://security.netapp.com/advisory/ntap-20201016-0001
WEB https://usn.ubuntu.com/4583-1
WEB https://www.debian.org/security/2021/dsa-4856
WEB https://www.oracle.com/security-alerts/cpuApr2021.html
WEB https://www.oracle.com/security-alerts/cpuoct2021.html
WEB https://www.tenable.com/security/tns-2021-14
WEB http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html
WEB http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://bugs.php.net/bug.php?id=79601
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66/
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/
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html
https://usn.ubuntu.com/4583-1/
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html
https://security.gentoo.org/glsa/202012-16
https://www.debian.org/security/2021/dsa-4856
https://www.oracle.com/security-alerts/cpuApr2021.html
https://security.netapp.com/advisory/ntap-20201016-0001/
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.tenable.com/security/tns-2021-14
Published: 2020-10-02T14:14:45.340264Z
Last Modified: 2024-09-17T04:04:37.418Z
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