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freebsdFreeBSD33EDCC56-83F2-11EA-92AB-00163E433440
HistoryApr 21, 2020 - 12:00 a.m.

FreeBSD -- ipfw invalid mbuf handling

2020-04-2100:00:00
vuxml.freebsd.org
51

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

64.8%

Problem Description:
Incomplete packet data validation may result in accessing
out-of-bounds memory (CVE-2019-5614) or may access memory after it has
been freed (CVE-2019-15874).
Impact:
Access to out of bounds or freed mbuf data can lead to a kernel panic or
other unpredictable results.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchfreebsd-kernel= 12.1UNKNOWN
FreeBSDanynoarchfreebsd-kernel< 12.1_4UNKNOWN

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

64.8%

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