CVE-2013-4169 - Improper Link Resolution Before File Access ('Link Following')

Severity

69%

Complexity

34%

Confidentiality

165%

GNOME Display Manager (gdm) before 2.21.1 allows local users to change permissions of arbitrary directories via a symlink attack on /tmp/.X11-unix/.

GNOME Display Manager (gdm) before 2.21.1 allows local users to change permissions of arbitrary directories via a symlink attack on /tmp/.X11-unix/.

CVSS 2.0 Base Score 6.9. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C).

Overview

First reported 11 years ago

2013-09-10 19:55:00

Last updated 11 years ago

2013-09-12 01:06:00

Affected Software

GNOME Display Manager (GDM) 0.7

0.7

GNOME Display Manager (GDM) 1.0

1.0

GNOME Display Manager (GDM) 2.0

2.0

GNOME Display Manager (GDM) 2.2

2.2

GNOME Display Manager (GDM) 2.13

2.13

GNOME Display Manager (GDM) 2.14

2.14

GNOME Display Manager (GDM) 2.14.1

2.14.1

GNOME Display Manager (GDM) 2.14.2

2.14.2

GNOME Display Manager (GDM) 2.14.3

2.14.3

GNOME Display Manager (GDM) 2.14.4

2.14.4

GNOME Display Manager (GDM) 2.14.5

2.14.5

GNOME Display Manager (GDM) 2.14.6

2.14.6

GNOME Display Manager (GDM) 2.14.7

2.14.7

GNOME Display Manager (GDM) 2.14.8

2.14.8

GNOME Display Manager (GDM) 2.14.9

2.14.9

GNOME Display Manager (GDM) 2.14.10

2.14.10

GNOME Display Manager (GDM) 2.14.11

2.14.11

GNOME Display Manager (GDM) 2.14.12

2.14.12

GNOME Display Manager (GDM) 2.15

2.15

GNOME Display Manager (GDM) 2.16

2.16

GNOME Display Manager (GDM) 2.16.1

2.16.1

GNOME Display Manager (GDM) 2.16.2

2.16.2

GNOME Display Manager (GDM) 2.17

2.17

GNOME Display Manager (GDM) 2.18

2.18

GNOME Display Manager (GDM) 2.18.1

2.18.1

GNOME Display Manager (GDM) 2.18.2

2.18.2

GNOME Display Manager (GDM) 2.18.3

2.18.3

GNOME Display Manager (GDM) 2.19

2.19

GNOME Display Manager (GDM) 2.19.1

2.19.1

GNOME Display Manager (GDM) 2.19.2

2.19.2

GNOME Display Manager (GDM) 2.19.3

2.19.3

GNOME Display Manager (GDM) 2.19.4

2.19.4

GNOME Display Manager (GDM) 2.20.0

2.20.0

GNOME Display Manager (GDM) 2.20.1

2.20.1

GNOME Display Manager (GDM) 2.20.2

2.20.2

GNOME Display Manager (GDM) 2.20.3

2.20.3

GNOME Display Manager (GDM) 2.20.4

2.20.4

GNOME Display Manager (GDM) 2.20.5

2.20.5

GNOME Display Manager (GDM) 2.20.6

2.20.6

GNOME Display Manager (GDM) 2.20.7

2.20.7

GNOME Display Manager (GDM) 2.20.8

2.20.8

GNOME Display Manager (GDM) 2.20.9

2.20.9

GNOME Display Manager (GDM) 2.20.10

2.20.10

GNOME Display Manager (GDM)

References

RHSA-2013:1213

Vendor Advisory

54661

Vendor Advisory

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=988498

Patch

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