Blueman up to 2.0.2 Network.py EnableNetwork dhcp_handler access control

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.
8.2$0-$5k0.00

A vulnerability classified as critical has been found in Blueman up to 2.0.2. Affected is the function EnableNetwork of the file plugins/mechanism/Network.py. The manipulation of the argument dhcp_handler with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The EnableNetwork method in the Network class in plugins/mechanism/Network.py in Blueman before 2.0.3 allows local users to gain privileges via the dhcp_handler argument.

The weakness was shared 01/08/2016 by Salvatore Bonaccorso (Website). The advisory is available at twitter.com. This vulnerability is traded as CVE-2015-8612 since 12/18/2015. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

A public exploit has been developed by Sebastian Krahmer/bcoles in Ruby/Metasploit and been published even before and not after the advisory. The exploit is shared for download at github.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 87510 (Debian DSA-3427-1 : blueman - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading to version 2.0.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (87510), SecurityFocus (BID 79688†) and Vulnerability Center (SBV-55603†). The entry VDB-163980 is related to this item.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.2

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Highly functional
Author: Sebastian Krahmer/bcoles
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 87510
Nessus Name: Debian DSA-3427-1 : blueman - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703427
OpenVAS Name: Debian Security Advisory DSA 3427-1 (blueman - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

MetaSploit ID: exploit/linux/local/blueman_set_dhcp_handler_dbus_priv_esc
MetaSploit Name: blueman set_dhcp_handler D-Bus Privilege Escalation

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Blueman 2.0.3

Timelineinfo

12/18/2015 🔍
12/18/2015 +0 days 🔍
12/18/2015 +0 days 🔍
12/21/2015 +3 days 🔍
12/21/2015 +0 days 🔍
12/25/2015 +4 days 🔍
01/08/2016 +14 days 🔍
01/08/2016 +0 days 🔍
01/10/2016 +2 days 🔍
01/11/2016 +1 days 🔍
08/25/2024 +3149 days 🔍

Sourcesinfo

Advisory: 135047
Researcher: Salvatore Bonaccorso
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-8612 (🔍)
OVAL: 🔍

SecurityFocus: 79688 - Blueman CVE-2015-8612 Remote Privilege Escalation Vulnerability
Vulnerability Center: 55603 - Blueman before 2.0.3 Local Privilege Escalation via the Dhcp_Handler Argument, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/10/2016 08:17 PM
Updated: 08/25/2024 05:48 PM
Changes: 01/10/2016 08:17 PM (62), 06/20/2018 08:49 AM (21), 07/02/2022 05:59 PM (5), 08/25/2024 05:45 PM (8), 08/25/2024 05:48 PM (14)
Complete: 🔍
Committer: misc
Cache ID: 98:EDB:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!