MagniComp sysinfo prior 10-H64 on Linux/Unix Command Line Environment Variable 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.
7.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in MagniComp sysinfo on Linux/Unix. This impacts an unknown function of the component Command Line. Performing a manipulation as part of Environment Variable results in access control. This vulnerability was named CVE-2017-6516. The attack needs to be approached locally. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in MagniComp sysinfo on Linux/Unix. It has been classified as critical. This affects some unknown functionality of the component Command Line. The manipulation as part of a Environment Variable 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. The summary by CVE is:

A Local Privilege Escalation Vulnerability in MagniComp's Sysinfo before 10-H64 for Linux and UNIX platforms could allow a local attacker to gain elevated privileges. Parts of SysInfo require setuid-to-root access in order to access restricted system files and make restricted kernel calls. This access could be exploited by a local attacker to gain a root shell prompt using the right combination of environment variables and command line arguments.

The bug was discovered 03/14/2017. The weakness was presented 03/14/2017 with MWR Labs (Website). The advisory is shared at magnicomp.com. This vulnerability is uniquely identified as CVE-2017-6516 since 03/07/2017. An attack has to be approached locally. A authentication is required for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is shared for download at exploit-db.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 117705 (MagniComp SysInfo Privilege Escalation Vulnerability (Linux/UNIX)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context l.

Upgrading to version 10-H64 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (44150), Tenable (117705) and SecurityFocus (BID 96934†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
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: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 117705
Nessus Name: MagniComp SysInfo Privilege Escalation Vulnerability (Linux/UNIX)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

MetaSploit ID: magnicomp_sysinfo_mcsiwrapper_priv_esc.rb
MetaSploit Name: MagniComp SysInfo mcsiwrapper Privilege Escalation
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: sysinfo 10-H64

Timelineinfo

08/23/2016 🔍
09/23/2016 +31 days 🔍
03/07/2017 +165 days 🔍
03/14/2017 +7 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/15/2017 +1 days 🔍
09/25/2018 +559 days 🔍
06/22/2025 +2462 days 🔍

Sourcesinfo

Advisory: magnicomp.com
Organization: MWR Labs
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-6516 (🔍)
GCVE (CVE): GCVE-0-2017-6516
GCVE (VulDB): GCVE-100-97953
SecurityFocus: 96934 - MagniComp Sysinfo CVE-2017-6516 Local Privilege Escalation Vulnerability
OSVDB: - CVE-2017-6516 - MagniComp - Sysinfo - Privilege Escalation Issue

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

Entryinfo

Created: 03/15/2017 08:07
Updated: 06/22/2025 08:55
Changes: 03/15/2017 08:07 (71), 09/07/2020 06:50 (13), 06/22/2025 08:55 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!