CVE-2011-3667 - Improper Authentication

Severity

68%

Complexity

86%

Confidentiality

106%

The User.offer_account_by_email WebService method in Bugzilla 2.x and 3.x before 3.4.13, 3.5.x and 3.6.x before 3.6.7, 3.7.x and 4.0.x before 4.0.3, and 4.1.x through 4.1.3, when createemailregexp is not empty, does not properly handle user_can_create_account settings, which allows remote attackers to create user accounts by leveraging a token contained in an e-mail message.

The User.offer_account_by_email WebService method in Bugzilla 2.x and 3.x before 3.4.13, 3.5.x and 3.6.x before 3.6.7, 3.7.x and 4.0.x before 4.0.3, and 4.1.x through 4.1.3, when createemailregexp is not empty, does not properly handle user_can_create_account settings, which allows remote attackers to create user accounts by leveraging a token contained in an e-mail message.

CVSS 2.0 Base Score 6.8. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P).

Demo Examples

Improper Authentication

CWE-287

The following code intends to ensure that the user is already logged in. If not, the code performs authentication with the user-provided username and password. If successful, it sets the loggedin and user cookies to "remember" that the user has already logged in. Finally, the code performs administrator tasks if the logged-in user has the "Administrator" username, as recorded in the user cookie.


               
}
}
ExitError("Error: you need to log in first");
);
);
DoAdministratorTasks();

Unfortunately, this code can be bypassed. The attacker can set the cookies independently so that the code does not check the username and password. The attacker could do this with an HTTP request containing headers such as:


               
[body of request]

By setting the loggedin cookie to "true", the attacker bypasses the entire authentication check. By using the "Administrator" value in the user cookie, the attacker also gains privileges to administer the software.

Improper Authentication

CWE-287

Overview

Type

Mozilla Bugzilla

First reported 13 years ago

2012-01-02 19:55:00

Last updated 7 years ago

2017-08-29 01:30:00

Affected Software

Mozilla Bugzilla 2.0

2.0

Mozilla Bugzilla 2.2

2.2

Mozilla Bugzilla 2.4

2.4

Mozilla Bugzilla 2.6

2.6

Mozilla Bugzilla 2.8

2.8

Mozilla Bugzilla 2.9

2.9

Mozilla Bugzilla 2.10

2.10

Mozilla Bugzilla 2.12

2.12

Mozilla Bugzilla 2.14

2.14

Mozilla Bugzilla 2.14.1

2.14.1

Mozilla Bugzilla 2.14.2

2.14.2

Mozilla Bugzilla 2.14.3

2.14.3

Mozilla Bugzilla 2.14.4

2.14.4

Mozilla Bugzilla 2.14.5

2.14.5

Mozilla Bugzilla 2.16

2.16

Mozilla Bugzilla 2.16 rc1

2.16

Mozilla Bugzilla 2.16 release candidate 2

2.16

Mozilla Bugzilla 2.16.1

2.16.1

Mozilla Bugzilla 2.16.2

2.16.2

Mozilla Bugzilla 2.16.3

2.16.3

Mozilla Bugzilla 2.16.4

2.16.4

Mozilla Bugzilla 2.16.5

2.16.5

Mozilla Bugzilla 2.16.6

2.16.6

Mozilla Bugzilla 2.16.7

2.16.7

Mozilla Bugzilla 2.16.8

2.16.8

Mozilla Bugzilla 2.16.9

2.16.9

Mozilla Bugzilla 2.16.10

2.16.10

Mozilla Bugzilla 2.16.11

2.16.11

Mozilla Bugzilla 2.17

2.17

Mozilla Bugzilla 2.17.1

2.17.1

Mozilla Bugzilla 2.17.2

2.17.2

Mozilla Bugzilla 2.17.3

2.17.3

Mozilla Bugzilla 2.17.4

2.17.4

Mozilla Bugzilla 2.17.5

2.17.5

Mozilla Bugzilla 2.17.6

2.17.6

Mozilla Bugzilla 2.17.7

2.17.7

Mozilla Bugzilla 2.18

2.18

Mozilla Bugzilla 2.18 rc1

2.18

Mozilla Bugzilla 2.18 rc2

2.18

Mozilla Bugzilla 2.18 rc3

2.18

Mozilla Bugzilla 2.18.1

2.18.1

Mozilla Bugzilla 2.18.2

2.18.2

Mozilla Bugzilla 2.18.3

2.18.3

Mozilla Bugzilla 2.18.4

2.18.4

Mozilla Bugzilla 2.18.5

2.18.5

Mozilla Bugzilla 2.18.6

2.18.6

Mozilla Bugzilla 2.18.6+

2.18.6\+

Mozilla Bugzilla 2.18.7

2.18.7

Mozilla Bugzilla 2.18.8

2.18.8

Mozilla Bugzilla 2.18.9

2.18.9

Mozilla Bugzilla 2.19

2.19

Mozilla Bugzilla 2.19.1

2.19.1

Mozilla Bugzilla 2.19.2

2.19.2

Mozilla Bugzilla 2.19.3

2.19.3

Mozilla Bugzilla 2.20

2.20

Mozilla Bugzilla 2.20 rc1

2.20

Mozilla Bugzilla 2.20 rc2

2.20

Mozilla Bugzilla 2.20.1

2.20.1

Mozilla Bugzilla 2.20.2

2.20.2

Mozilla Bugzilla 2.20.3

2.20.3

Mozilla Bugzilla 2.20.4

2.20.4

Mozilla Bugzilla 2.20.5

2.20.5

Mozilla Bugzilla 2.20.6

2.20.6

Mozilla Bugzilla 2.20.7

2.20.7

Mozilla Bugzilla 2.21

2.21

Mozilla Bugzilla 2.21.1

2.21.1

Mozilla Bugzilla 2.21.2

2.21.2

Mozilla Bugzilla 2.21.2 Release Candidate 1

2.21.2

Mozilla Bugzilla 2.22

2.22

Mozilla Bugzilla 2.22 Release Candidate 1

2.22

Mozilla Bugzilla 2.22.1

2.22.1

Mozilla Bugzilla 2.22.2

2.22.2

Mozilla Bugzilla 2.22.3

2.22.3

Mozilla Bugzilla 2.22.4

2.22.4

Mozilla Bugzilla 2.22.5

2.22.5

Mozilla Bugzilla 2.22.6

2.22.6

Mozilla Bugzilla 2.22.7

2.22.7

Mozilla Bugzilla 2.23

2.23

Mozilla Bugzilla 2.23.1

2.23.1

Mozilla Bugzilla 2.23.2

2.23.2

Mozilla Bugzilla 2.23.3

2.23.3

Mozilla Bugzilla 2.23.4

2.23.4

Mozilla Bugzilla 3.0

3.0

Mozilla Bugzilla 3.0 Release Candidate 1

3.0

Mozilla Bugzilla 3.0.0

3.0.0

Mozilla Bugzilla 3.0.1

3.0.1

Mozilla Bugzilla 3.0.2

3.0.2

Mozilla Bugzilla 3.0.3

3.0.3

Mozilla Bugzilla 3.0.4

3.0.4

Mozilla Bugzilla 3.0.5

3.0.5

Mozilla Bugzilla 3.0.6

3.0.6

Mozilla Bugzilla 3.0.7

3.0.7

Mozilla Bugzilla 3.0.8

3.0.8

Mozilla Bugzilla 3.0.9

3.0.9

Mozilla Bugzilla 3.0.10

3.0.10

Mozilla Bugzilla 3.0.11

3.0.11

Mozilla Bugzilla 3.1.0

3.1.0

Mozilla Bugzilla 3.1.1

3.1.1

Mozilla Bugzilla 3.1.2

3.1.2

Mozilla Bugzilla 3.1.3

3.1.3

Mozilla Bugzilla 3.1.4

3.1.4

Mozilla Bugzilla 3.2

3.2

Mozilla Bugzilla 3.2 Release Candidate 1

3.2

Mozilla Bugzilla 3.2 Release Candidate 2

3.2

Mozilla Bugzilla 3.2.1

3.2.1

Mozilla Bugzilla 3.2.2

3.2.2

Mozilla Bugzilla 3.2.3

3.2.3

Mozilla Bugzilla 3.2.4

3.2.4

Mozilla Bugzilla 3.2.5

3.2.5

Mozilla Bugzilla 3.2.6

3.2.6

Mozilla Bugzilla 3.2.7

3.2.7

Mozilla Bugzilla 3.2.8

3.2.8

Mozilla Bugzilla 3.2.9

3.2.9

Mozilla Bugzilla 3.2.10

3.2.10

Mozilla Bugzilla 3.3

3.3

Mozilla Bugzilla 3.3.1

3.3.1

Mozilla Bugzilla 3.3.2

3.3.2

Mozilla Bugzilla 3.3.3

3.3.3

Mozilla Bugzilla 3.3.4

3.3.4

Mozilla Bugzilla 3.4

3.4

Mozilla Bugzilla 3.4 release candidate 1

3.4

Mozilla Bugzilla 3.4.1

3.4.1

Mozilla Bugzilla 3.4.2

3.4.2

Mozilla Bugzilla 3.4.3

3.4.3

Mozilla Bugzilla 3.4.4

3.4.4

Mozilla Bugzilla 3.4.5

3.4.5

Mozilla Bugzilla 3.4.6

3.4.6

Mozilla Bugzilla 3.4.7

3.4.7

Mozilla Bugzilla 3.4.8

3.4.8

Mozilla Bugzilla 3.4.9

3.4.9

Mozilla Bugzilla 3.4.10

3.4.10

Mozilla Bugzilla 3.4.11

3.4.11

Mozilla Bugzilla 3.4.12

3.4.12

Mozilla Bugzilla 3.5

3.5

Mozilla Bugzilla 3.5.1

3.5.1

Mozilla Bugzilla 3.5.2

3.5.2

Mozilla Bugzilla 3.5.3

3.5.3

Mozilla Bugzilla 3.6

3.6

Mozilla Bugzilla 3.6 release candidate 1

3.6

Mozilla Bugzilla 3.6.0

3.6.0

Mozilla Bugzilla 3.6.1

3.6.1

Mozilla Bugzilla 3.6.2

3.6.2

Mozilla Bugzilla 3.6.3

3.6.3

Mozilla Bugzilla 3.6.4

3.6.4

Mozilla Bugzilla 3.6.5

3.6.5

Mozilla Bugzilla 3.6.6

3.6.6

Mozilla Bugzilla 3.6.7

3.6.7

Mozilla Bugzilla 3.7

3.7

Mozilla Bugzilla 3.7.1

3.7.1

Mozilla Bugzilla 3.7.2

3.7.2

Mozilla Bugzilla 3.7.3

3.7.3

Mozilla Bugzilla 4.0

4.0

Mozilla Bugzilla 4.0 Release Candidate 1

4.0

Mozilla Bugzilla 4.0 Release Candidate 2

4.0

Mozilla Bugzilla 4.0.1

4.0.1

Mozilla Bugzilla 4.0.2

4.0.2

Mozilla Bugzilla 4.1

4.1

Mozilla Bugzilla 4.1.1

4.1.1

Mozilla Bugzilla 4.1.2

4.1.2

Mozilla Bugzilla 4.1.3

4.1.3

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