#VU7134 Information disclosure in ePMP - CVE-2017-7922

Vulnerability identifier: #VU7134

Vulnerability risk: Low

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2017-7922

CWE-ID: CWE-269

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
ePMP
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Cambium Networks

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to improper restriction of the privileges for SNMP community strings. A remote attacker can gain access to sensitive information and possibly change configuration.

Successful exploitation of the vulnerability results in information disclosure.

Mitigation
Update to version 3.4-RC7 or later.

Vulnerable software versions

ePMP: 2.0 - 3.4

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External links
https://ics-cert.us-cert.gov/advisories/ICSA-17-166-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.