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Vulnerability Details : CVE-2009-1384

pam_krb5 2.2.14 through 2.3.4, as used in Red Hat Enterprise Linux (RHEL) 5, generates different password prompts depending on whether the user account exists, which allows remote attackers to enumerate valid usernames.
Publish Date : 2009-05-28 Last Update Date : 2017-09-28
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 287

- Vendor Statements

This issue did not affect the versions of the pam_krb5 packages, as shipped with Red Hat Enterprise Linux 3 and 4. The issue was addressed in the pam_krb5 packages as shipped with Red Hat Enterprise Linux 5 via: https://rhn.redhat.com/errata/RHSA-2010-0258.html
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low
2.6
AV:N/AC:H/Au:N/C:P/I:N/A:N 2009-05-18 2009-05-27
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- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2010-0258 -- pam_krb5 security and bug fix update (low) oval:org.mitre.oval:def:27558 unix
ELSA-2010:0258: pam_krb5 security and bug fix update (Low) oval:org.mitre.oval:def:23055 unix
pam_krb5 2.2.14 through 2.3.4, as used in Red Hat Enterprise Linux (RHEL) 5, generates different password prompts depend... oval:org.mitre.oval:def:9652 unix
pam_krb5 Existing/Non-Existing Username Enumeration Weakness oval:org.mitre.oval:def:7081 unix
RHSA-2010:0258: pam_krb5 security and bug fix update (Low) oval:org.mitre.oval:def:21237 unix
RHSA-2010:0258: pam_krb5 security and bug fix update (Low) oval:com.redhat.rhsa:def:20100258 unix
Third party component updates for VMware vCenter Server, vCenter Update Manager, ESXi and ESX oval:org.mitre.oval:def:19879 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-1384

# Product Type Vendor Product Version Update Edition Language
1 Application Eyrie Pam-krb5 2.2.14 Version Details Vulnerabilities
2 Application Eyrie Pam-krb5 2.3 Version Details Vulnerabilities
3 Application Eyrie Pam-krb5 2.3.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Eyrie Pam-krb5 3

- References For CVE-2009-1384

https://bugzilla.redhat.com/show_bug.cgi?id=502602 CONFIRM
http://www.vupen.com/english/advisories/2009/1448
VUPEN ADV-2009-1448
http://www.securityfocus.com/bid/35112
BID 35112 pam_krb5 Existing/Non-Existing Username Enumeration Weakness Release Date:2013-01-31
http://www.vmware.com/security/advisories/VMSA-2011-0003.html CONFIRM
http://www.mandriva.com/security/advisories?name=MDVSA-2010:054
MANDRIVA MDVSA-2010:054
http://www.openwall.com/lists/oss-security/2009/05/27/1
MLIST [oss-security] 20090527 CVE assignment notification (pam_krb5 CVE-2009-1384)
http://www.securityfocus.com/archive/1/archive/1/516397/100/0/threaded
BUGTRAQ 20110211 VMSA-2011-0003 Third party component updates for VMware vCenter Server, vCenter Update Manager, ESXi and ESX

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2009-1384

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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