Man-in-the-Middle (MitM) Affecting ctdb package, versions <0:4.2.10-6.el7_2


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.18% (56th percentile)

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  • Snyk IDSNYK-RHEL7-CTDB-4619328
  • published26 Jul 2021
  • disclosed12 Apr 2016

Introduced: 12 Apr 2016

CVE-2016-2110  (opens in a new tab)
CWE-300  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 ctdb to version 0:4.2.10-6.el7_2 or higher.
This issue was patched in RHSA-2016:0612.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ctdb package and not the ctdb package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The NTLMSSP authentication implementation in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 allows man-in-the-middle attackers to perform protocol-downgrade attacks by modifying the client-server data stream to remove application-layer flags or encryption settings, as demonstrated by clearing the NTLMSSP_NEGOTIATE_SEAL or NTLMSSP_NEGOTIATE_SIGN option to disrupt LDAP security.

References

CVSS Scores

version 3.1