Medium severity · published Oct 2, 2020
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_encrypt() function with 12 bytes IV, only first 7 bytes of…
6.5
CVSS
2.1%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
7.2.0 before 7.2.34; 7.3.0 before 7.3.23; 7.4.0 before 7.4.11 · source: NVD
CD
Clustered Data Ontap · Netapp
All versions, or not specified · source: NVD
CD
Communications Diameter Signaling Router · Oracle
8.0.0 through 8.5.0 · source: NVD
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
31; 32; 33 · source: NVD
LE
Leap · Opensuse
15.1; 15.2 · source: NVD
TE
Tenable.sc · Tenable
before 5.19.0 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04; 18.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-7069
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-7069
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00045.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00067.html
Issue Tracking
https://bugs.php.net/bug.php?id=79601
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EVDN7D3IB4EAI4D3ZOM2OJKQ5SD7K4E/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2J3ZZDHCSX65T5QWV4AHBN7MOJXBEKG/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RRU57N3OSYZPOMFWPRDNVH7EMYOTSZ66/
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