eXtplorer 2.1.9 userfile[0] command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in eXtplorer 2.1.9. Affected is an unknown function. The manipulation of the argument userfile[0] as part of Parameter results in command injection. This vulnerability is reported as CVE-2017-12756. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in eXtplorer 2.1.9. Affected is an unknown part. The manipulation of the argument userfile[0] as part of a Parameter leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.

The bug was discovered 08/07/2017. The weakness was disclosed 08/09/2017 (Website). The advisory is shared for download at extplorer.net. This vulnerability is traded as CVE-2017-12756 since 08/09/2017. It is possible to launch the attack remotely. A authentication is necessary for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 102628 (Debian DLA-1063-1 : extplorer 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 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (102628). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 102628
Nessus Name: Debian DLA-1063-1 : extplorer security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 10355
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1063-1] extplorer security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/07/2017 🔍
08/09/2017 +2 days 🔍
08/09/2017 +0 days 🔍
08/09/2017 +0 days 🔍
08/10/2017 +1 days 🔍
08/21/2017 +11 days 🔍
08/22/2017 +1 days 🔍
11/06/2019 +806 days 🔍

Sourcesinfo

Advisory: extplorer.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12756 (🔍)
GCVE (CVE): GCVE-0-2017-12756
GCVE (VulDB): GCVE-100-105192

Entryinfo

Created: 08/10/2017 08:47
Updated: 11/06/2019 08:37
Changes: 08/10/2017 08:47 (69), 11/06/2019 08:37 (4)
Complete: 🔍
Cache ID: 216:0A5:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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