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freebsdFreeBSDE375FF3F-7FEC-11E8-8088-28D244AEE256
HistoryOct 27, 2016 - 12:00 a.m.

expat -- multiple vulnerabilities

2016-10-2700:00:00
vuxml.freebsd.org
19

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

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.01 Low

EPSS

Percentile

83.0%

Mitre reports:

An integer overflow during the parsing of XML using the Expat library.

XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat
XML Parser Library) allows attackers to put the parser in an infinite
loop using a malformed external entity definition from an external DTD.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchexpat< 2.2.1UNKNOWN
FreeBSDanynoarchlibwww< 5.4.2UNKNOWN

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

7.5 High

CVSS2

Access Vector

NETWORK

Access 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

0.01 Low

EPSS

Percentile

83.0%