Numeric Errors Affecting bind9 package, versions <1:9.8.1.dfsg-1


Severity

Recommended
high

Based on Debian security rating

    Threat Intelligence

    EPSS
    94.31% (100th percentile)

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  • Snyk ID SNYK-DEBIANUNSTABLE-BIND9-346565
  • published 31 May 2011
  • disclosed 31 May 2011

How to fix?

Upgrade Debian:unstable bind9 to version 1:9.8.1.dfsg-1 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.

Off-by-one error in named in ISC BIND 9.x before 9.7.3-P1, 9.8.x before 9.8.0-P2, 9.4-ESV before 9.4-ESV-R4-P1, and 9.6-ESV before 9.6-ESV-R4-P1 allows remote DNS servers to cause a denial of service (assertion failure and daemon exit) via a negative response containing large RRSIG RRsets.

CVSS Scores

version 3.1
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NVD

5.3 medium
  • 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)
    Low
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Red Hat

5.3 medium