CVE-2002-1220: Assertion failure with large UDP size for nonexistent subdomain

Possibility to execute arbitrary code

CVE: CVE-2002-1220

CERT:  VU#229595

Posting date: 12 Nov 2002

Program Impacted: BIND

Versions affected: 8.3.0 - 8.3.3

Severity: Serious

Exploitable: Remotely

Description: Remote attackers can cause a denial of service (termination due to assertion failure) via a request for a subdomain that does not exist, with an OPT resource record with a large UDP payload size.

Workarounds: None.

Active exploits: None known at this time.

Solution: Upgrade to BIND 8.3.4 or later

ISC would like to thank Internet Security Systems for bringing this to our attention.

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