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gentooGentoo FoundationGLSA-202305-22
HistoryMay 03, 2023 - 12:00 a.m.

ISC DHCP: Multiple Vulnerabilities

2023-05-0300:00:00
Gentoo Foundation
security.gentoo.org
8

7.4 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

67.8%

Background

ISC DHCP is ISC’s reference implementation of all aspects of the Dynamic Host Configuration Protocol.

Description

Multiple vulnerabilities have been discovered in ISC DHCP. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All ISC DHCP users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.4.3_p1"
OSVersionArchitecturePackageVersionFilename
Gentooanyallnet-misc/dhcp< 4.4.3_p1UNKNOWN

7.4 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

3.3 Low

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

67.8%