Cambium cnPilot 4.3.2-R4 SNMP Community String information disclosure

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 (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Cambium cnPilot 4.3.2-R4. Affected by this issue is some unknown functionality of the component SNMP. This manipulation as part of Community String causes information disclosure. This vulnerability is tracked as CVE-2017-5262. The attack is only possible within the local network. No exploit exists.

Detailsinfo

A vulnerability has been found in Cambium cnPilot 4.3.2-R4 and classified as problematic. Affected by this vulnerability is an unknown code of the component SNMP. The manipulation as part of a Community String leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

In versions 4.3.2-R4 and prior of Cambium Networks cnPilot firmware, the SNMP read-only (RO) community string has access to sensitive information by OID reference.

The bug was discovered 12/19/2017. The weakness was disclosed 12/20/2017 (Website). It is possible to read the advisory at blog.rapid7.com. This vulnerability is known as CVE-2017-5262 since 01/09/2017. The exploitation appears to be easy. The attack needs to be initiated within the local network. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-110939, VDB-110940, VDB-110941 and VDB-110942 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.0
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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MetaSploit ID: cnpilot_r_snmp_loot.rb
MetaSploit Name: SNMP Enumeration Module
MetaSploit File: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/09/2017 🔍
12/19/2017 +344 days 🔍
12/20/2017 +1 days 🔍
12/20/2017 +0 days 🔍
12/21/2017 +1 days 🔍
12/17/2019 +726 days 🔍

Sourcesinfo

Advisory: blog.rapid7.com
Status: Not defined

CVE: CVE-2017-5262 (🔍)
GCVE (CVE): GCVE-0-2017-5262
GCVE (VulDB): GCVE-100-110947
See also: 🔍

Entryinfo

Created: 12/21/2017 08:48
Updated: 12/17/2019 09:08
Changes: 12/21/2017 08:48 (61), 12/17/2019 09:08 (1)
Complete: 🔍
Cache ID: 216::103

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

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