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ubuntucveUbuntu.comUB:CVE-2024-4076
HistoryJul 23, 2024 - 12:00 a.m.

CVE-2024-4076

2024-07-2300:00:00
ubuntu.com
ubuntu.com
8
isc-dhcp
bind9 libs
cve-2024-4076
focal
jammy
unix

CVSS3

7.5

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

AI Score

7.5

Confidence

High

EPSS

0

Percentile

16.2%

Client queries that trigger serving stale data and that also require
lookups in local authoritative zone data may result in an assertion
failure.
This issue affects BIND 9 versions 9.16.13 through 9.16.50, 9.18.0 through
9.18.27, 9.19.0 through 9.19.24, 9.11.33-S1 through 9.11.37-S1, 9.16.13-S1
through 9.16.50-S1, and 9.18.11-S1 through 9.18.27-S1.

Notes

Author Note
alexmurray As of isc-dhcp-4.4.3-1, isc-dhcp vendors bind9 libs
mdeslaur in focal and jammy, isc-dhcp uses the bind9-libs package This is unlikely to affect isc-dhcp’s use of bind9-libs and the vendored bind9 libs, marking as negligible This only affected 9.16.13 and higher.
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchbind9< 1:9.18.28-0ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchbind9< 1:9.18.28-0ubuntu0.22.04.1UNKNOWN
ubuntu24.04noarchbind9< 1:9.18.28-0ubuntu0.24.04.1UNKNOWN
ubuntu20.04noarchbind9-libs< anyUNKNOWN
ubuntu22.04noarchbind9-libs< anyUNKNOWN
ubuntu18.04noarchisc-dhcp< anyUNKNOWN
ubuntu24.04noarchisc-dhcp< anyUNKNOWN

CVSS3

7.5

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

AI Score

7.5

Confidence

High

EPSS

0

Percentile

16.2%