DBMail authldap security bypass
| dbmail-authldap-security-bypass (41907) |  Medium Risk |
Description:
DBMail could allow a remote attacker to bypass security restrictions, caused by an error in authldap. An attacker could exploit this vulnerability using a NULL password to bind to an LDAP server that supports anonymous logins.
*CVSS:
| Base Score: | 6.8 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5.9 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of DBMail (2.2.9 or later), available from the DBMail Web site. See References.
References:
- DBMail Web site: Download.
- Dbmail-dev Mailing List, Sun, 16 Dec 2007 14:27:43 -0800: [DBMail 0000662]: Ability to bypass authentication.
- BID-28849: DBMail Authentication Bypass Vulnerability
- CVE-2007-6714: DBMail before 2.2.9, when using authldap with an LDAP server that supports anonymous login such as Active Directory, allows remote attackers to bypass authentication via an empty password, which causes the LDAP bind to indicate success based on anonymous authentication.
- GLSA-200804-24: DBmail: Data disclosure
- SA29903: DBMail Empty LDAP Passwords Authentication Bypass
- SECTRACK ID: 1019914: DBMail LDAP Authentication Bug Lets Remote Users Access Arbitrary Mail Accounts
- VUPEN/ADV-2008-1321: DBMail Authldap Module Remote Authentication Bypass Vulnerability
Platforms Affected:
- dbmail Dbmail 2.2.6
- dbmail Dbmail 2.2.6 Rc1
- dbmail Dbmail 2.2.7 Rc1
- dbmail Dbmail 2.2.7
- dbmail Dbmail 2.2.7 Rc2
- dbmail Dbmail 2.2.7 Rc4
- dbmail Dbmail 2.2.7 Rc3
- dbmail Dbmail 2.2.8
- dbmail Dbmail 2.2.8 Rc1
- Gentoo Linux
Reported:
Apr 17, 2008
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For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.