What is CVE-2018-18471?

CVE-2018-18471 is a critical-severity vulnerability in Axentra Hipserv, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-06-19.

How severe is CVE-2018-18471?

Critical severity. CVSS v3 base score is 9.8 out of 10.

XXE in Axentra Hipserv

CVE-2018-18471

/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.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.077 (94.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

cve@mitre.org (URL Repurposed, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-18471?: CVE-2018-18471 is a critical-severity vulnerability in Axentra Hipserv, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-06-19.
How severe is CVE-2018-18471?: Critical severity. CVSS v3 base score is 9.8 out of 10.