VDB-110939 · CVE-2017-5254 · GCVE-0-2017-5254

Cambium ePMP up to 3.5 access control

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Cambium ePMP up to 3.5 and classified as critical. This issue affects some unknown processing. The manipulation leads to access control. This vulnerability is traded as CVE-2017-5254. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Cambium ePMP up to 3.5 and classified as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In version 3.5 and prior of Cambium Networks ePMP firmware, the non-administrative users 'installer' and 'home' have the capability of changing passwords for other accounts, including admin, after disabling a client-side protection mechanism.

The bug was discovered 12/19/2017. The weakness was shared 12/20/2017 (Website). It is possible to read the advisory at blog.rapid7.com. The identification of this vulnerability is CVE-2017-5254 since 01/09/2017. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 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-110940, VDB-110941, VDB-110942 and VDB-110943 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Cambium

Name

ePMP

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

MetaSploit ID: epmp1000_reset_pass.rb
MetaSploit Name: ElasticSearch Snapshot API Directory Traversal
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-2017-5254 (🔍)
GCVE (CVE): GCVE-0-2017-5254
GCVE (VulDB): GCVE-100-110939
See also: 🔍

Entryinfo

Created: 12/21/2017 08:47
Updated: 12/17/2019 08:44
Changes: 12/21/2017 08:47 (59), 12/17/2019 08:44 (1)
Complete: 🔍
Cache ID: 216::103

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