Out-of-Bounds Affecting bind9 package, versions <1:9.9.5.dfsg-2


Severity

Recommended
0.0
low
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    63.69% (98th percentile)

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  • Snyk ID SNYK-DEBIANUNSTABLE-BIND9-346465
  • published 14 Jan 2014
  • disclosed 14 Jan 2014

How to fix?

Upgrade Debian:unstable bind9 to version 1:9.9.5.dfsg-2 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 Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

The query_findclosestnsec3 function in query.c in named in ISC BIND 9.6, 9.7, and 9.8 before 9.8.6-P2 and 9.9 before 9.9.4-P2, and 9.6-ESV before 9.6-ESV-R10-P2, allows remote attackers to cause a denial of service (INSIST assertion failure and daemon exit) via a crafted DNS query to an authoritative nameserver that uses the NSEC3 signing feature.

References

CVSS Scores

version 3.1
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NVD

Recommended
3.7 low
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    Low
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Red Hat

3.7 low