THREATPORT/VULNERABILITY/CVE-2015-6589
HIGH SEVERITY

CVE-2015-6589

Virtual System Administrator vulnerability

CVSS
8.8
EPSS
13.6%
EPSS pct
96th
Exploited
No known
Directory traversal vulnerability in Kaseya Virtual System Administrator (VSA) 7.0.0.0 before 7.0.0.33, 8..0.0.0 before 8.0.0.23, 9.0.0.0 before 9.0.0.19, and 9.1.0.0 before 9.1.0.9 allows remote authenticated users to write to and execute arbitrary files due to insufficient restrictions in file paths to json.ashx.
Affected vendor
Kaseya
Affected product
Virtual System Administrator
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2020-02-13

Risk analysis

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

Its EPSS score of 13.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2015-6589

  • Confirm whether Kaseya Virtual System Administrator is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-6589.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-6589

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-6589 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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