Reachable Assertion Affecting bind9 package, versions <1:9.18.0-2ubuntu3


Severity

Recommended
medium

Based on Ubuntu security rating

    Threat Intelligence

    EPSS
    0.1% (42nd percentile)

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  • Snyk ID SNYK-UBUNTU2204-BIND9-2779518
  • published 17 Mar 2022
  • disclosed 23 Mar 2022

How to fix?

Upgrade Ubuntu:22.04 bind9 to version 1:9.18.0-2ubuntu3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind9 package and not the bind9 package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

Versions affected: BIND 9.18.0 When a vulnerable version of named receives a series of specific queries, the named process will eventually terminate due to a failed assertion check.

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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Red Hat

7.5 high