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Vulnerability IntelligenceUBUNTU-CVE-2023-5679

UBUNTU-CVE-2023-5679

HIGH7.5

A bad interaction between DNS64 and serve-stale may cause `named` to crash with an assertion failure during recursive resolution, when both of these features are enabled. This issue affects BIND 9 ver

Published Feb 13, 2024

Modified 6 months ago

Fix available

Details

A bad interaction between DNS64 and serve-stale may cause named to crash with an assertion failure during recursive resolution, when both of these features are enabled. This issue affects BIND 9 versions 9.16.12 through 9.16.45, 9.18.0 through 9.18.21, 9.19.0 through 9.19.19, 9.16.12-S1 through 9.16.45-S1, and 9.18.11-S1 through 9.18.21-S1.

Affected Packages

bind9

Ubuntu 22.04 LTS

Fixed in:

1:9.18.18-0ubuntu0.22.04.2

References

https://kb.isc.org/docs/cve-2023-5679

https://ubuntu.com/security/CVE-2023-5679

https://ubuntu.com/security/notices/USN-6633-1

https://www.cve.org/CVERecord?id=CVE-2023-5679

CVSS Analysis

CVSS v3.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Upstream

Related

Ecosystems

Ubuntu 22.04 LTS

Timeline

PublishedFeb 13, 2024

ModifiedApr 22, 2026

UBUNTU-CVE-2023-5679 | Mondoo Vulnerability Intelligence