CVE-2020-7069 vulnerability in NetApp and Other Products
Published on October 2, 2020

Wrong ciphertext/tag in AES-CCM encryption for a 12 bytes IV

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.

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Vulnerability Analysis

CVE-2020-7069 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:

NETWORK

Attack Complexity:

LOW

Privileges Required:

NONE

User Interaction:

REQUIRED

Scope:

UNCHANGED

Confidentiality Impact:

LOW

Integrity Impact:

LOW

Availability Impact:

NONE

Weakness Type

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Products Associated with CVE-2020-7069

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2020-7069 are published in these products:

NetApp Clustered Data Ontap

PHP

Canonical Ubuntu Linux

Debian Linux

Fedora Project Fedora

OpenSuse Leap

Oracle Communications Diameter Signaling Router

Tenable Sc

Affected Versions

PHP Group PHP:

Version 7.3.x and below 7.3.23 is affected.
Version 7.4.x and below 7.4.11 is affected.
Version 7.2.x and below 7.2.34 is affected.

Exploit Probability

EPSS

8.35%

Percentile

92.12%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.