CVE-2020-1759

MEDIUM
6.8
CVSS Score
Published: April 13, 2020 at 12:04 PM UTC
Updated: June 17, 2026 at 03:02 AM UTC
6 products affected across 4 vendorsFedoraOpenStackOpenshift

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Severity
MEDIUM6.8
Exploit prediction
EPSS 2%

Description

A vulnerability was found in Red Hat Ceph Storage 4 and Red Hat Openshift Container Storage 4.2 where, A nonce reuse vulnerability was discovered in the secure mode of the messenger v2 protocol, which can allow an attacker to forge auth tags and potentially manipulate the data by leveraging the reuse of a nonce in a session. Messages encrypted using a reused nonce value are susceptible to serious confidentiality and integrity attacks.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 14.2.21
Affected range stops below 14.2.21, so it looks safe — our inference, not a vendor statement

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-323CWE-330

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