THREATPORT/VULNERABILITY/CVE-2017-16562
CRITICAL SEVERITY

CVE-2017-16562

Userpro vulnerability

CVSS
9.8
EPSS
27.4%
EPSS pct
98th
Exploited
No known
The UserPro plugin before 4.9.17.1 for WordPress, when used on a site with the "admin" username, allows remote attackers to bypass authentication and obtain administrative access via a "true" value for the up_auto_log parameter in the QUERY_STRING to the default URI.
Affected vendor
Userproplugin
Affected product
Userpro
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-287 — Improper Authentication
Published
2017-11-10

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 27.4% 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-2017-16562

  • Confirm whether Userproplugin Userpro is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-16562.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-16562

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-16562 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2017-16562?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2017-16562.

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