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Vulnerability Details : CVE-2009-1888

The acl_group_override function in smbd/posix_acls.c in smbd in Samba 3.0.x before 3.0.35, 3.1.x and 3.2.x before 3.2.13, and 3.3.x before 3.3.6, when dos filemode is enabled, allows remote attackers to modify access control lists for files via vectors related to read access to uninitialized memory.
Publish Date : 2009-06-24 Last Update Date : 2018-11-08
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 264

- Vendor Statements

This issue did not affect Red Hat Enterprise Linux 3. It was addressed in Red Hat Enterprise Linux 4 and 5 via RHSA-2009:1529:
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low
AV:A/AC:H/Au:S/C:P/I:N/A:N 2009-06-19 2009-06-23
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-1888 unix
DSA-1823 samba -- several vulnerabilities oval:org.mitre.oval:def:8114 unix
DSA-1823-1 samba -- several oval:org.mitre.oval:def:13438 unix
ELSA-2009:1529: samba security update (Moderate) oval:org.mitre.oval:def:22808 unix
RHSA-2009:1529 -- samba security update (Moderate) oval:org.mitre.oval:def:29264 unix
RHSA-2009:1529: samba security update (Moderate) oval:com.redhat.rhsa:def:20091529 unix
RHSA-2009:1585: samba3x security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20091585 unix
smbd access control list remote modification vulnerability oval:org.mitre.oval:def:7292 unix
The acl_group_override function in smbd/posix_acls.c in smbd in Samba 3.0.x before 3.0.35, 3.1.x and 3.2.x before 3.2.13... oval:org.mitre.oval:def:10790 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-2009-1888

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 6.06 ~~lts~~~ Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 8.04 ~~lts~~~ Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 8.10 Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 9.04 Version Details Vulnerabilities
5 OS Debian Debian Linux 4.0 Version Details Vulnerabilities
6 OS Debian Debian Linux 5.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 2

- References For CVE-2009-1888
VUPEN ADV-2009-1664
XF samba-acl-security-bypass(51327)
SECTRACK 1022442
BID 35472 Samba Format String And Security Bypass Vulnerabilities Release Date:2010-04-01
BUGTRAQ 20091112 rPSA-2009-0145-1 samba samba-client samba-server samba-swat CONFIRM CONFIRM

- Metasploit Modules Related To CVE-2009-1888

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

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