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ubuntuUbuntuUSN-3323-2
HistoryJun 29, 2017 - 12:00 a.m.

GNU C Library vulnerability

2017-06-2900:00:00
ubuntu.com
71

CVSS2

7.2

Attack Vector

LOCAL

Attack 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

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

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

26.8%

Releases

  • Ubuntu 12.04

Packages

  • eglibc - GNU C Library

Details

USN-3323-1 fixed a vulnerability in the GNU C Library. This update provides the
corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that the GNU C library did not properly handle memory
when processing environment variables for setuid programs. A local attacker
could use this in combination with another vulnerability to gain
administrative privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu12.04noarchlibc6< 2.15-0ubuntu10.20UNKNOWN

CVSS2

7.2

Attack Vector

LOCAL

Attack 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

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

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

26.8%