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nvd[email protected]NVD:CVE-2022-3736
HistoryJan 26, 2023 - 9:15 p.m.

CVE-2022-3736

2023-01-2621:15:57
web.nvd.nist.gov
bind 9
resolver crash
stale cache
stale answers
rrsig query
cve-2022-3736
version affected.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.2%

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.

Affected configurations

NVD
Node
iscbindRange9.16.129.16.37-
OR
iscbindRange9.18.09.18.11-
OR
iscbindRange9.19.09.19.9-
OR
iscbindMatch9.16.11s1supported_preview
OR
iscbindMatch9.16.13s1supported_preview
OR
iscbindMatch9.16.14s1supported_preview
OR
iscbindMatch9.16.21s1supported_preview
OR
iscbindMatch9.16.32s1supported_preview
OR
iscbindMatch9.16.36s1supported_preview

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.2%