CVE-2011-1784

Severity

36%

Complexity

39%

Confidentiality

81%

The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.

The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.

CVSS 2.0 Base Score 3.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:P).

Overview

Type

Keepalived

First reported 13 years ago

2011-05-20 22:55:00

Last updated 7 years ago

2017-08-17 01:34:00

Affected Software

Keepalived 0.2.1

0.2.1

Keepalived 0.2.3

0.2.3

Keepalived 0.2.6

0.2.6

Keepalived 0.2.7

0.2.7

Keepalived 0.3.5

0.3.5

Keepalived 0.3.6

0.3.6

Keepalived 0.3.7

0.3.7

Keepalived 0.3.8

0.3.8

Keepalived 0.4.8

0.4.8

Keepalived 0.4.9

0.4.9

Keepalived 0.5.3

0.5.3

Keepalived 0.5.5

0.5.5

Keepalived 0.5.6

0.5.6

Keepalived 0.5.7

0.5.7

Keepalived 0.5.8

0.5.8

Keepalived 0.5.9

0.5.9

Keepalived 0.6.1

0.6.1

Keepalived 0.6.2

0.6.2

Keepalived 0.6.3

0.6.3

Keepalived 0.6.4

0.6.4

Keepalived 0.6.5

0.6.5

Keepalived 0.6.6

0.6.6

Keepalived 0.6.7

0.6.7

Keepalived 0.6.8

0.6.8

Keepalived 0.6.9

0.6.9

Keepalived 0.6.10

0.6.10

Keepalived 0.7.1

0.7.1

Keepalived 0.7.6

0.7.6

Keepalived 1.0.0

1.0.0

Keepalived 1.0.1

1.0.1

Keepalived 1.0.2

1.0.2

Keepalived 1.0.3

1.0.3

Keepalived 1.1.0

1.1.0

Keepalived 1.1.1

1.1.1

Keepalived 1.1.2

1.1.2

Keepalived 1.1.3

1.1.3

Keepalived 1.1.4

1.1.4

Keepalived 1.1.5

1.1.5

Keepalived 1.1.6

1.1.6

Keepalived 1.1.7

1.1.7

Keepalived 1.1.8

1.1.8

Keepalived 1.1.9

1.1.9

Keepalived 1.1.10

1.1.10

Keepalived 1.1.11

1.1.11

Keepalived 1.1.12

1.1.12

Keepalived 1.1.13

1.1.13

Keepalived 1.1.14

1.1.14

Keepalived 1.1.15

1.1.15

Keepalived 1.1.16

1.1.16

Keepalived 1.1.17

1.1.17

Keepalived 1.1.18

1.1.18

Keepalived 1.1.19

1.1.19

Keepalived 1.1.20

1.1.20

Keepalived 1.2.0

1.2.0

Keepalived 1.2.1

1.2.1

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281

[debian-security] 20110510 World writable pid and lock files.

[debian-security] 20110510 Re: World writable pid and lock files.

[debian-security] 20110511 Re: World writable pid and lock files.

[oss-security] 20110510 CVE request: keepalived pid file permissions issue

[oss-security] 20110516 Re: CVE request: keepalived pid file permissions issue

44460

Vendor Advisory

72380

47859

https://bugzilla.redhat.com/show_bug.cgi?id=704039

keepalived-pid-dos(67477)

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