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ubuntuUbuntuUSN-3504-1
HistoryDec 05, 2017 - 12:00 a.m.

libxml2 vulnerability

2017-12-0500:00:00
ubuntu.com
32

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.1 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.3%

Releases

  • Ubuntu 17.10
  • Ubuntu 17.04
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • libxml2 - GNOME XML library

Details

Wei Lei discovered that libxml2 incorrecty handled certain parameter
entities. An attacker could use this issue with specially constructed XML
data to cause libxml2 to consume resources, leading to a denial of service.

OSVersionArchitecturePackageVersionFilename
Ubuntu17.10noarchlibxml2<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-dbg<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-dev<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-doc<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-udeb<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-utils<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchlibxml2-utils-dbgsym<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchpython-libxml2<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchpython-libxml2-dbg<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
Ubuntu17.10noarchpython3-libxml2<ย 2.9.4+dfsg1-4ubuntu1.1UNKNOWN
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7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.1 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.011 Low

EPSS

Percentile

84.3%