CVE-2020-1759

MediumCVSS 6.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-323 CWE-330

Affected software

Vendor	Product	Versions
The Ceph Project	ceph	Red Hat Ceph Storage 4; Red Hat Openshift Container Storage 4.2

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1759Issue Tracking, Patch, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3A2UFR5IUIEXJUCF64GQ5OVLCZGODXE/
https://security.gentoo.org/glsa/202105-39Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1759Issue Tracking, Patch, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3A2UFR5IUIEXJUCF64GQ5OVLCZGODXE/
https://security.gentoo.org/glsa/202105-39Third Party Advisory

Timeline

Published: Apr 13, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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