National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-2768 Detail

Description

OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.

Source:  MITRE      Last Modified:  05/21/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-2768
Original release date:
05/21/2007
Last revised:
09/05/2008
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
4.3 MEDIUM
Vector:
(AV:N/AC:M/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information

Vendor Statements (disclaimer)

Official Statement from Red Hat (05/23/2007)

Not vulnerable. OPIE for PAM is not shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://archives.neohapsis.com/archives/fulldisclosure/2007-04/0635.html External Source FULLDISC 20070424 Re: OpenSSH - System Account Enumeration if S/Key is used

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

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