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ubuntuUbuntuUSN-5744-1
HistoryNov 28, 2022 - 12:00 a.m.

libICE vulnerability

2022-11-2800:00:00
ubuntu.com
40
ubuntu
libice
esm
privilege escalation
session cookies
x11 inter-client exchange

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6

Confidence

High

EPSS

0

Percentile

5.1%

Releases

  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • libice - X11 Inter-Client Exchange library (development headers)

Details

It was discovered that libICE was using a weak mechanism to generate the
session cookies. A local attacker could possibly use this issue to perform
a privilege escalation attack.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchlibice6< 2:1.0.9-2ubuntu0.18.04.1UNKNOWN
Ubuntu18.04noarchlibice-dev< 2:1.0.9-2ubuntu0.18.04.1UNKNOWN
Ubuntu18.04noarchlibice-doc< 2:1.0.9-2ubuntu0.18.04.1UNKNOWN
Ubuntu18.04noarchlibice6-dbg< 2:1.0.9-2ubuntu0.18.04.1UNKNOWN
Ubuntu16.04noarchlibice6< 2:1.0.9-1ubuntu0.16.04.1+esm1UNKNOWN
Ubuntu16.04noarchlibice-dev< 2:1.0.9-1UNKNOWN
Ubuntu16.04noarchlibice-dev-dbgsym< 2:1.0.9-1UNKNOWN
Ubuntu16.04noarchlibice6< 2:1.0.9-1UNKNOWN
Ubuntu16.04noarchlibice6-dbg< 2:1.0.9-1UNKNOWN
Ubuntu16.04noarchlibice6-dbgsym< 2:1.0.9-1UNKNOWN
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CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6

Confidence

High

EPSS

0

Percentile

5.1%