Main Vulnerability Database Vulnerabilities #VU61425

Reachable Assertion in ISC BIND - CVE-2022-0667

Published: March 17, 2022

Vulnerability identifier: #VU61425

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-0667

CWE-ID: CWE-617

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion when processing requests for DS records. A remote attacker can send a specially crafted DNS request for a DS record that needs to be forwarded and perform a denial of service (DoS) attack.

Affected software

ISC BIND
Slackware Linux

How to mitigate CVE-2022-0667

Install updates from vendor's website.

ISC BIND - update to 9.18.1

External References

https://kb.isc.org/docs/cve-2022-0667

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