Resource Exhaustion Affecting libsamba-util0-32bit package, versions <4.9.5+git.343.4bc358522a9-3.38.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating

    Threat Intelligence

    EPSS
    2.77% (91st percentile)

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  • Snyk ID SNYK-SLES151-LIBSAMBAUTIL032BIT-2707965
  • published 14 Apr 2022
  • disclosed 14 Jul 2020

How to fix?

Upgrade SLES:15.1 libsamba-util0-32bit to version 4.9.5+git.343.4bc358522a9-3.38.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsamba-util0-32bit package and not the libsamba-util0-32bit package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

A flaw was found in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4 in the way it processed NetBios over TCP/IP. This flaw allows a remote attacker could to cause the Samba server to consume excessive CPU use, resulting in a denial of service. This highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1
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NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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SUSE

7.5 high
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Red Hat

7.5 high