CVE-2020-1759

Aliases:DEBIAN-CVE-2020-1759
Advisory lineage Upstream: 0 Downstream: 5
Modified
Published: 13 Apr 2020, 12:04
Last modified:04 Aug 2024, 06:46

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
6.8 MEDIUM
v3.1 (nvd)
EPSS Score
1.63% LOW
2% probability +1.21%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

13 Apr 2020, 12:04
Published
Vulnerability first disclosed
04 Aug 2024, 06:46
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.4CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
  • v3.1•MEDIUM•Score: 6.8CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
  • v2.0•MEDIUM•Score: 5.8AV:N/AC:M/Au:N/C:P/I:P/A:N

EPSS Trends

Current EPSS score: 1.63%• Percentile: 75%

Techniques & Countermeasures

  • CWE-323•Reusing a Nonce, Key Pair in Encryption

    Nonces should be used for the present occasion and only once.

  • CWE-330•Use of Insufficiently Random Values

    The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

Affected Systems

  • debian•ceph

    < 14.2.9-1 | < 14.2.9-1 | < 14.2.9-1 | < 14.2.9-1

  • fedoraproject•fedora

    31

  • linuxfoundation•ceph

    < 14.2.21

  • redhat•ceph_storage

    4.0

  • redhat•openshift

    4.2

  • redhat•openstack

    15

  • the ceph project•ceph

    Red Hat Ceph Storage 4 | Red Hat Openshift Container Storage 4.2

References (4)