THREATPORT/VULNERABILITY/CVE-2017-15879
HIGH SEVERITY

CVE-2017-15879

Keystone vulnerability

CVSS
8.8
EPSS
7.2%
EPSS pct
94th
Exploited
No known
CSV Injection (aka Excel Macro Injection or Formula Injection) exists in admin/server/api/download.js and lib/list/getCSVData.js in KeystoneJS before 4.0.0-beta.7 via a value that is mishandled in a CSV export.
Affected vendor
Keystonejs
Affected product
Keystone
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2017-10-24

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 high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 7.2% 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-2017-15879

  • Confirm whether Keystonejs Keystone is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-15879.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-15879

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-15879 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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