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ubuntuUbuntuUSN-1442-1
HistoryMay 16, 2012 - 12:00 a.m.

Sudo vulnerability

2012-05-1600:00:00
ubuntu.com
36

5.9 Medium

AI Score

Confidence

Low

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%

Releases

  • Ubuntu 12.04
  • Ubuntu 11.10
  • Ubuntu 11.04
  • Ubuntu 10.04
  • Ubuntu 8.04

Packages

  • sudo - Provide limited super user privileges to specific users

Details

It was discovered that sudo incorrectly handled network masks when using Host
and Host_List. A local user who is listed in sudoers may be allowed to run
commands on unintended hosts when IPv4 network masks are used to grant access.
A local attacker could exploit this to bypass intended access restrictions. Host
and Host_List are not used in the default installation of Ubuntu.

OSVersionArchitecturePackageVersionFilename
Ubuntu8.04noarchsudo-ldap< 1.6.9p10-1ubuntu3.9UNKNOWN
Ubuntu8.04noarchsudo< 1.6.9p10-1ubuntu3.9UNKNOWN
Ubuntu12.04noarchsudo-ldap< 1.8.3p1-1ubuntu3.2UNKNOWN
Ubuntu12.04noarchsudo< 1.8.3p1-1ubuntu3.2UNKNOWN
Ubuntu11.10noarchsudo-ldap< 1.7.4p6-1ubuntu2.1UNKNOWN
Ubuntu11.10noarchsudo< 1.7.4p6-1ubuntu2.1UNKNOWN
Ubuntu11.04noarchsudo-ldap< 1.7.4p4-5ubuntu7.2UNKNOWN
Ubuntu11.04noarchsudo< 1.7.4p4-5ubuntu7.2UNKNOWN
Ubuntu10.04noarchsudo-ldap< 1.7.2p1-1ubuntu5.4UNKNOWN
Ubuntu10.04noarchsudo< 1.7.2p1-1ubuntu5.4UNKNOWN

5.9 Medium

AI Score

Confidence

Low

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%