Drobo 5N2 NAS 4.0.5-13.28.96115 /DroboAccess/delete_user Username command injection

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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Drobo 5N2 NAS 4.0.5-13.28.96115. Affected is an unknown function of the file /DroboAccess/delete_user. Performing a manipulation of the argument Username results in command injection. This vulnerability is identified as CVE-2018-14701. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Drobo 5N2 NAS 4.0.5-13.28.96115. It has been classified as critical. This affects an unknown functionality of the file /DroboAccess/delete_user. The manipulation of the argument username with an unknown input 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. The summary by CVE is:

System command injection in the /DroboAccess/delete_user endpoint in Drobo 5N2 NAS version 4.0.5-13.28.96115 allows unauthenticated attackers to execute system commands via the "username" URL parameter.

The bug was discovered 10/25/2018. The weakness was released 12/03/2018 (Website). The advisory is shared at blog.securityevaluators.com. This vulnerability is uniquely identified as CVE-2018-14701 since 07/28/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 39 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13372 (DroboNAS 5N2 Multiple Vulnerabilities).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-127395, VDB-127396, VDB-127399 and VDB-127400. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Drobo

Name

5N2 NAS

Version

4.0.5-13.28.96115

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: 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: 🔍

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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/28/2018 🔍
10/25/2018 +89 days 🔍
12/03/2018 +39 days 🔍
12/03/2018 +0 days 🔍
12/04/2018 +1 days 🔍
06/12/2023 +1651 days 🔍

Sourcesinfo

Advisory: 156710
Status: Not defined

CVE: CVE-2018-14701 (🔍)
GCVE (CVE): GCVE-0-2018-14701
GCVE (VulDB): GCVE-100-127401
See also: 🔍

Entryinfo

Created: 12/04/2018 07:39
Updated: 06/12/2023 14:16
Changes: 12/04/2018 07:39 (60), 04/16/2020 20:19 (1), 06/12/2023 14:16 (3)
Complete: 🔍
Cache ID: 216::103

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