Samba up to 3.2.13 smbfs mount.cifs config

HistoryDiffrelatejsonxmlCTI

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5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Samba up to 3.2.13. It has been declared as problematic. Affected is an unknown function of the file mount.cifs of the component smbfs. Such manipulation leads to config. This vulnerability is documented as CVE-2011-1678. There is not any exploit available.

Detailsinfo

A vulnerability was found in Samba up to 3.2.13 (File Transfer Software) and classified as problematic. Affected by this issue is some unknown processing of the file mount.cifs of the component smbfs. The manipulation with an unknown input leads to a config vulnerability. Using CWE to declare the problem leads to CWE-16. Impacted is confidentiality, and integrity. CVE summarizes:

smbfs in Samba 3.5.8 and earlier attempts to use (1) mount.cifs to append to the /etc/mtab file and (2) umount.cifs to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089.

The weakness was released 04/09/2011 by Dan Rosenberg as Bug 688980 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2011-1678 since 04/09/2011. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.004.

The vulnerability scanner Nessus provides a plugin with the ID 56390 (Ubuntu 10.10 / 11.04 : cifs-utils vulnerabilities (USN-1226-2)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119665 (CentOS Security Update for samba3x (CESA-2011:1220)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (66702), Tenable (56390), SecurityFocus (BID 38326†) and Vulnerability Center (SBV-32472†). Entries connected to this vulnerability are available at VDB-51744, VDB-57055, VDB-57054 and VDB-57053. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

File Transfer Software

Name

Samba

Version

License

open-source

Website

Product: https://www.samba.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.1
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 56390
Nessus Name: Ubuntu 10.10 / 11.04 : cifs-utils vulnerabilities (USN-1226-2)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 880981
OpenVAS Name: CentOS Update for libsmbclient CESA-2011:1219 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/19/2010 🔍
03/31/2011 +405 days 🔍
04/09/2011 +9 days 🔍
04/09/2011 +0 days 🔍
04/09/2011 +0 days 🔍
07/31/2011 +113 days 🔍
10/05/2011 +66 days 🔍
03/23/2015 +1265 days 🔍
11/02/2021 +2416 days 🔍

Sourcesinfo

Product: samba.org

Advisory: Bug 688980
Researcher: Dan Rosenberg
Status: Not defined

CVE: CVE-2011-1678 (🔍)
GCVE (CVE): GCVE-0-2011-1678
GCVE (VulDB): GCVE-100-57056

OVAL: 🔍
IAVM: 🔍

X-Force: 66702
SecurityFocus: 38326 - Samba 'client/mount.cifs.c' Local Denial of Service Vulnerability
Vulnerability Center: 32472 - smbfs in Samba 3.5.8 and earlier Local Security Bypass Vulnerability, Low

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/02/2021 08:05
Changes: 03/23/2015 16:50 (67), 03/29/2017 09:08 (11), 11/02/2021 08:05 (3)
Complete: 🔍
Cache ID: 216::103

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