ELOG elog.c and elogd.c user enumeration

elog-elog-elogd-user-enumeration (24706)

Medium Risk

Description:

ELOG could allow a remote attacker to obtain sensitive information. The elog.c and elogd.c components display a different response if a username is valid. A remote attacker could use this to determine valid usernames, which could be used to launch further attacks against the affected system.

*CVSS:

Base Score:	3.5
Access Vector:	Remote
Access Complexity:	Low
Authentication:	Not Required
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	3
Exploitability:	High
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Obtain Information

Remedy:

For Debian GNU/Linux:
Refer to DSA-967-1 for patch or upgrade information. See References.

References:

• ELOG download page: ELOG download page.
• BID-16579: ELOG Web Logbook Multiple Remote Vulnerabilities
• CVE-2006-0599: The (1) elog.c and (2) elogd.c components in elog before 2.5.7 r1558-4 generate different responses depending on whether or not a username is valid, which allows remote attackers to determine valid usernames.
• DSA-967: elog -- several vulnerabilities

Platforms Affected:

• Debian Debian Linux 3.1
• Stefan Ritt Elog Web Logbook 2.6.0-beta4

Reported:

Feb 10, 2006

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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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