THREATPORT/VULNERABILITY/CVE-2018-7171
HIGH SEVERITY

CVE-2018-7171

Twonky Server vulnerability

CVSS
7.5
EPSS
28.7%
EPSS pct
98th
Exploited
No known
Directory traversal vulnerability in Twonky Server 7.0.11 through 8.5 allows remote attackers to share the contents of arbitrary directories via a .. (dot dot) in the contentbase parameter to rpc/set_all.
Affected vendor
Lynxtechnology
Affected product
Twonky Server
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
Published
2018-03-30

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 28.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2018-7171

  • Confirm whether Lynxtechnology Twonky Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-7171.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-7171

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-7171 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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