CVE-2019-5598

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

15/05/2019

Last modified:

03/04/2025

Description

In FreeBSD 11.3-PRERELEASE before r345378, 12.0-STABLE before r345377, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in pf does not check if the outer ICMP or ICMP6 packet has the same destination IP as the source IP of the inner protocol packet allowing a maliciously crafted ICMP/ICMP6 packet could bypass the packet filter rules and be passed to a host that would otherwise be unavailable.

Impact

Vector 3.x

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:freebsd:freebsd:11.2:-::::::
cpe:2.3:o:freebsd:freebsd:11.2:p2::::::
cpe:2.3:o:freebsd:freebsd:11.2:p3::::::
cpe:2.3:o:freebsd:freebsd:11.2:p4::::::
cpe:2.3:o:freebsd:freebsd:11.2:p5::::::
cpe:2.3:o:freebsd:freebsd:11.2:p6::::::
cpe:2.3:o:freebsd:freebsd:11.2:p7::::::
cpe:2.3:o:freebsd:freebsd:11.2:p9::::::
cpe:2.3:o:freebsd:freebsd:11.2:rc3::::::
cpe:2.3:o:freebsd:freebsd:12.0:-::::::
cpe:2.3:o:freebsd:freebsd:12.0:p1::::::
cpe:2.3:o:freebsd:freebsd:12.0:p3::::::

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:o:freebsd:freebsd:11.2:-::::::
cpe:2.3:o:freebsd:freebsd:11.2:p2::::::
cpe:2.3:o:freebsd:freebsd:11.2:p3::::::
cpe:2.3:o:freebsd:freebsd:11.2:p4::::::
cpe:2.3:o:freebsd:freebsd:11.2:p5::::::
cpe:2.3:o:freebsd:freebsd:11.2:p6::::::
cpe:2.3:o:freebsd:freebsd:11.2:p7::::::
cpe:2.3:o:freebsd:freebsd:11.2:p9::::::
cpe:2.3:o:freebsd:freebsd:11.2:rc3::::::
cpe:2.3:o:freebsd:freebsd:12.0:-::::::
cpe:2.3:o:freebsd:freebsd:12.0:p1::::::
cpe:2.3:o:freebsd:freebsd:12.0:p3::::::

CVE-2019-5598

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools