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ubuntuUbuntuUSN-4921-1
HistoryApr 20, 2021 - 12:00 a.m.

libcaca vulnerability

2021-04-2000:00:00
ubuntu.com
92
libcaca vulnerability
ubuntu
images
arbitrary code
unix

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.2

Confidence

High

EPSS

0

Percentile

5.1%

Releases

  • Ubuntu 20.10
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • libcaca - None

Details

It was discovered that libcaca incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.10noarchcaca-utils< 0.99.beta19-2.1ubuntu1.20.10.1UNKNOWN
Ubuntu20.10noarchcaca-utils-dbgsym< 0.99.beta19-2.1ubuntu1.20.10.1UNKNOWN
Ubuntu20.10noarchlibcaca-dev< 0.99.beta19-2.1ubuntu1.20.10.1UNKNOWN
Ubuntu20.10noarchlibcaca0< 0.99.beta19-2.1ubuntu1.20.10.1UNKNOWN
Ubuntu20.10noarchlibcaca0-dbgsym< 0.99.beta19-2.1ubuntu1.20.10.1UNKNOWN
Ubuntu20.04noarchcaca-utils< 0.99.beta19-2.1ubuntu1.20.04.1UNKNOWN
Ubuntu20.04noarchcaca-utils-dbgsym< 0.99.beta19-2.1ubuntu1.20.04.1UNKNOWN
Ubuntu20.04noarchlibcaca-dev< 0.99.beta19-2.1ubuntu1.20.04.1UNKNOWN
Ubuntu20.04noarchlibcaca0< 0.99.beta19-2.1ubuntu1.20.04.1UNKNOWN
Ubuntu20.04noarchlibcaca0-dbgsym< 0.99.beta19-2.1ubuntu1.20.04.1UNKNOWN
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CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.2

Confidence

High

EPSS

0

Percentile

5.1%