CVE-2017-11456

Gwr352 3g Router Firmware vulnerability

CVSS

7.5

EPSS

8.8%

EPSS pct

95th

Exploited

No known

Geneko GWR routers allow directory traversal sequences starting with a /../ substring, as demonstrated by unauthenticated read access to the configuration file.

Affected vendor

Geneko

Affected product

Gwr352 3g Router Firmware

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness type (CWE)

CWE-22 — Path Traversal

Published

2017-07-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 8.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2017-11456

Confirm whether Geneko Gwr352 3g Router Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-11456.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-11456

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-11456 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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