CVE-2019-6469

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CVSS 3.1

7.5 high

EPSS

2%p79

Published

Oct 9, 2019 (Oct 9, 2019)

Modified

Jun 17, 2026

Description

An error in the EDNS Client Subnet (ECS) feature for recursive resolvers can cause BIND to exit with an assertion failure when processing a response that has malformed RRSIGs. Versions affected: BIND 9.10.5-S1 -> 9.11.6-S1 of BIND 9 Supported Preview Edition.

Vendors: isc
Products: bind
Weakness: CWE-617
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.0%)

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