Inteno iopsys 2.0-3.14/4.0 Configuration /etc/uci-defaults leasetrigger config

HistoryDiffrelatejsonxmlCTI

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Inteno iopsys 2.0-3.14/4.0. This affects an unknown function of the file /etc/uci-defaults of the component Configuration Handler. Performing a manipulation of the argument leasetrigger as part of Directory results in config. This vulnerability is cataloged as CVE-2017-17867. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Inteno iopsys 2.0-3.14/4.0. This affects an unknown code of the file /etc/uci-defaults of the component Configuration Handler. The manipulation of the argument leasetrigger as part of a Directory leads to a config vulnerability. CWE is classifying the issue as CWE-16. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Inteno iopsys 2.0-3.14 and 4.0 devices allow remote authenticated users to execute arbitrary OS commands by modifying the leasetrigger field in the odhcpd configuration to specify an arbitrary program, as demonstrated by a program located on an SMB share. This issue existed because the /etc/uci-defaults directory was not being used to secure the OpenWrt configuration.

The bug was discovered 01/04/2018. The weakness was shared 01/04/2018 (Website). It is possible to read the advisory at public.inteno.se. This vulnerability is uniquely identified as CVE-2017-17867 since 12/23/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is needed for exploitation. Technical details and a public exploit are known. The attack technique deployed by this issue is T1592.004 according to MITRE ATT&CK.

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

Applying the patch efcc985a721107e72a66da4db66891ec54441998 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at Exploit-DB (43428). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Inteno

Name

iopsys

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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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: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: efcc985a721107e72a66da4db66891ec54441998

Timelineinfo

12/23/2017 🔍
01/04/2018 +12 days 🔍
01/04/2018 +0 days 🔍
01/04/2018 +0 days 🔍
01/05/2018 +1 days 🔍
07/31/2024 +2398 days 🔍

Sourcesinfo

Advisory: public.inteno.se
Status: Not defined

CVE: CVE-2017-17867 (🔍)
GCVE (CVE): GCVE-0-2017-17867
GCVE (VulDB): GCVE-100-111339
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/05/2018 08:55
Updated: 07/31/2024 01:51
Changes: 01/05/2018 08:55 (59), 12/19/2019 16:54 (4), 01/20/2023 09:19 (5), 07/31/2024 01:51 (16)
Complete: 🔍
Cache ID: 216::103

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