An Improper Access Control issue was discovered in Cambium Networks ePMP. After a valid user has used SNMP configuration export, an attacker is able to remotely trigger device configuration backups using specific MIBs. These backups lack proper access control and may allow access to sensitive information and possibly allow for configuration changes.
Published 2017-06-21 19:29:00
Updated 2019-10-09 23:29:58
Source ICS-CERT
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2017-7918

0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2017-7918

  • Cambium ePMP 1000 SNMP Enumeration
    First seen: 2020-04-26
    auxiliary/scanner/snmp/epmp1000_snmp_loot
    Cambium devices (ePMP, PMP, Force, & others) can be administered using SNMP. The device configuration contains IP addresses, keys, and passwords, amongst other information. This module uses SNMP to extract Cambium ePMP device configuration. On certain software versio

CVSS scores for CVE-2017-7918

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.0
MEDIUM AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8
6.4
NIST
6.8
MEDIUM CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
2.1
4.7
NIST

CWE ids for CVE-2017-7918

  • The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
    Assigned by: nvd@nist.gov (Primary)
  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: ics-cert@hq.dhs.gov (Secondary)

References for CVE-2017-7918

Products affected by CVE-2017-7918

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