Is CVE-2022-3736 actively exploited?

CVE-2022-3736 has no public evidence of in-the-wild exploitation as of 2025-04-01.

What is the CVSS score for CVE-2022-3736?

CVE-2022-3736 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2022-3736?

Patch guidance is available from isc security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2022-3736.

Which products are affected by CVE-2022-3736?

9 products: isc bind, isc bind, isc bind, isc bind, isc bind, and 4 more.

Fix CVE-2022-3736 - HIGH isc bind

Description

BIND 9 resolver can crash when stale cache and stale answers are enabled, option `stale-answer-client-timeout` is set to a positive integer, and the resolver receives an RRSIG query. This issue affects BIND 9 versions 9.16.12 through 9.16.36, 9.18.0 through 9.18.10, 9.19.0 through 9.19.8, and 9.16.12-S1 through 9.16.36-S1.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: NVD-CWE-noinfoCWE-20 · Improper Input Validation

Metadata

Primary Vendor: ISC
Published: 1/26/2023
Last Modified: 4/1/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

isc : bindisc : bindisc : bindisc : bindisc : bindisc : bindisc : bindisc : bindisc : bind

Remediation Guidance

Executive Summary

View on NIST NVD