CVE-2017-3161

Hadoop vulnerability

CVSS

6.1

EPSS

3.9%

EPSS pct

89th

Exploited

No known

The HDFS web UI in Apache Hadoop before 2.7.0 is vulnerable to a cross-site scripting (XSS) attack through an unescaped query parameter.

Affected vendor

Apache

Affected product

Hadoop

CVSS vector

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

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2017-04-26

Risk analysis

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

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2017-3161

Confirm whether Apache Hadoop is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-3161.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-3161

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-3161 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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