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freebsdFreeBSDCE39379F-7EB7-11E8-AB03-00BD7F19FF09
HistoryJun 01, 2018 - 12:00 a.m.

h2o -- heap buffer overflow during logging

2018-06-0100:00:00
vuxml.freebsd.org
13

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

0.023 Low

EPSS

Percentile

89.7%

Marlies Ruck reports:

Fix heap buffer overflow while trying to emit access log
- see references for full details.
CVE-2018-0608: Buffer overflow in H2O version 2.2.4 and
earlier allows remote attackers to execute arbitrary code or
cause a denial of service (DoS) via unspecified vectors.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchh2o< 2.2.5UNKNOWN

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

0.023 Low

EPSS

Percentile

89.7%