THREATPORT/VULNERABILITY/CVE-2020-15252
HIGH SEVERITY

CVE-2020-15252

Xwiki vulnerability

CVSS
8.5
EPSS
3.4%
EPSS pct
87th
Exploited
No known
In XWiki before version 12.5 and 11.10.6, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. This is patched in XWiki 12.5 and XWiki 11.10.6.
Affected vendor
Xwiki
Affected product
Xwiki
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness type (CWE)
Published
2020-10-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high 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 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2020-15252

  • Confirm whether Xwiki Xwiki is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-15252.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-15252

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-15252 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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