VDB-15627 · CVE-2000-0537 · XFDB 4644

Tolis Group BRU Backup 15.1/16.0 Config File BRUEXECLOG privileges management

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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Tolis Group BRU Backup 15.1/16.0 and classified as problematic. The impacted element is an unknown function of the component Config File Handler. Performing a manipulation of the argument BRUEXECLOG as part of Environment Variable results in privileges management. This vulnerability is reported as CVE-2000-0537. Moreover, an exploit is present.

Detailsinfo

A vulnerability, which was classified as critical, was found in Tolis Group BRU Backup 15.1/16.0 (Backup Software). This affects an unknown part of the component Config File Handler. The manipulation of the argument BRUEXECLOG as part of a Environment Variable leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

BRU backup software allows local users to append data to arbitrary files by specifying an alternate configuration file with the BRUEXECLOG environmental variable.

The weakness was disclosed 06/05/2000 by Riley Hassell (Website). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is uniquely identified as CVE-2000-0537. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

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 (4644), Exploit-DB (19999) and SecurityFocus (BID 1321†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Backup Software

Vendor

Tolis Group

Name

BRU Backup

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/05/2000 🔍
06/05/2000 +0 days 🔍
06/05/2000 +0 days 🔍
06/25/2014 +5133 days 🔍
12/23/2024 +3834 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: Riley Hassell
Status: Not defined

CVE: CVE-2000-0537 (🔍)
GCVE (CVE): GCVE-0-2000-0537
GCVE (VulDB): GCVE-100-15627
X-Force: 4644
SecurityFocus: 1321 - BRU BRUEXECLOG Environment Variable Vulnerability

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

Entryinfo

Created: 06/25/2014 10:08
Updated: 12/23/2024 08:58
Changes: 06/25/2014 10:08 (41), 04/05/2019 18:11 (14), 12/23/2024 08:58 (27)
Complete: 🔍
Cache ID: 216:45A:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.