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CVE-2007-0493 Affecting bind9 package, versions <1:9.3.4-2

Severity

 Recommended
medium

Based on Debian security rating

    Threat Intelligence

    EPSS
    22.33% (97th percentile)

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  • Snyk ID SNYK-DEBIANUNSTABLE-BIND9-346521
  • published 25 Jan 2007
  • disclosed 25 Jan 2007
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Introduced: 25 Jan 2007

CVE-2007-0493 Open this link in a new tab

How to fix?

Upgrade Debian:unstable bind9 to version 1:9.3.4-2 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.

Use-after-free vulnerability in ISC BIND 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context."

References

CVSS Scores

version 3.1
Expand this section

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