OpenSUSE libxcrypt weak security

opensuse-libxcrypt-weak-security (43927)

Medium Risk

Description:

OpenSUSE libxcrypt could provide weaker than expected security. The DES algorithm is used during password hash generation instead of MD5. An attacker could exploit this vulnerability to launch further attacks against the system.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	None
Temporal Score:	3.7
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Other

Remedy:

Refer to SUSE-SA:2008:036 for patch, upgrade or suggested workaround information. See References.

References:

• Novell Bugzilla Bug 408719: VUL-0: libxcrypt: wrong password encryption method.
• openSUSE Web site: Welcome to openSUSE.org.
• BID-30301: openSUSE 'libxcrypt' Insecure Password Hash Weakness
• CVE-2008-3188: libxcrypt in SUSE openSUSE 11.0 uses the DES algorithm when the configuration specifies the MD5 algorithm, which makes it easier for attackers to conduct brute-force attacks against hashed passwords.
• SA31096: openSUSE libxcrypt MD5 Password Hash Configuration Weakness
• SUSE-SA:2008:036: SUSE Security Announcement: libxcrypt (SUSE-SA:2008:036)
• SUSE-SR:2008:016: SUSE Security Summary Report

Platforms Affected:

• Novell OpenSUSE 11.0

Reported:

Jul 21, 2008

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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.

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