Samba up to 3.4.5 link following

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Samba 3.0.22/3.0.28a/3.2.3/3.4.0/3.4.5. Affected by this issue is some unknown functionality. The manipulation results in link following. This vulnerability is known as CVE-2010-0787. No exploit is available.

Detailsinfo

A vulnerability classified as problematic has been found in Samba 3.0.22/3.0.28a/3.2.3/3.4.0/3.4.5 (File Transfer Software). Affected is an unknown part. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

client/mount.cifs.c in mount.cifs in smbfs in Samba 3.0.22, 3.0.28a, 3.2.3, 3.3.2, 3.4.0, and 3.4.5 allows local users to mount a CIFS share on an arbitrary mountpoint, and gain privileges, via a symlink attack on the mountpoint directory file.

The weakness was published 03/02/2010 by Ronald Volgers as Bug 6853 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.samba.org. This vulnerability is traded as CVE-2010-0787. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 44336 (Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 / 9.10 : samba vulnerability (USN-893-1)), 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 165593 (SUSE Enterprise Linux Security Update Samba (SUSE-SA:2010:025)).

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 (55944), Tenable (44336), SecurityFocus (BID 37992†), Secunia (SA38286†) and Vulnerability Center (SBV-25708†). Similar entry is available at VDB-52112. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 44336
Nessus Name: Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 / 9.10 : samba vulnerability (USN-893-1)
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

01/28/2010 🔍
01/28/2010 +0 days 🔍
01/29/2010 +1 days 🔍
03/02/2010 +31 days 🔍
03/02/2010 +0 days 🔍
03/02/2010 +0 days 🔍
05/12/2010 +71 days 🔍
03/18/2015 +1771 days 🔍
05/01/2026 +4062 days 🔍

Sourcesinfo

Product: samba.org

Advisory: Bug 6853
Researcher: Ronald Volgers
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-0787 (🔍)
GCVE (CVE): GCVE-0-2010-0787
GCVE (VulDB): GCVE-100-52020

OVAL: 🔍
IAVM: 🔍

X-Force: 55944
SecurityFocus: 37992 - Samba 'mount.cifs' Utility Local Privilege Escalation Vulnerability
Secunia: 38286
Vulnerability Center: 25708 - Samba Local Privilege Escalation Vulnerability via a Symlink Attack, Medium

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 05/01/2026 10:36
Changes: 03/18/2015 15:15 (65), 02/24/2017 10:12 (10), 09/02/2021 21:23 (4), 09/02/2021 21:35 (1), 04/07/2025 14:15 (15), 05/01/2026 10:36 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!