Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2007-0493

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/01/2007
Last modified:
09/04/2025

Description

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."

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:isc:bind:9.3.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3.2:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools