THREATPORT/VULNERABILITY/CVE-2018-18471
CRITICAL SEVERITY

CVE-2018-18471

Hipserv vulnerability

CVSS
9.8
EPSS
7.7%
EPSS pct
94th
Exploited
No known
/api/2.0/rest/aggregator/xml in Axentra firmware, used by NETGEAR Stora, Seagate GoFlex Home, and MEDION LifeCloud, has an XXE vulnerability that can be chained with an SSRF bug to gain remote command execution as root. It can be triggered by anyone who knows the IP address of the affected device.
Affected vendor
Axentra
Affected product
Hipserv
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-611 — XML External Entity (XXE) Reference
Published
2019-06-19

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, high impact to integrity, high impact to availability.

Its EPSS score of 7.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2018-18471

  • Confirm whether Axentra Hipserv is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-18471.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-18471

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-18471 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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