THREATPORT/VULNERABILITY/CVE-2020-1460
HIGH SEVERITY

CVE-2020-1460

Sharepoint Enterprise Server vulnerability

CVSS
8.6
EPSS
3.7%
EPSS pct
89th
Exploited
No known
<p>A remote code execution vulnerability exists in Microsoft SharePoint Server when it fails to properly identify and filter unsafe ASP.Net web controls. An authenticated attacker who successfully exploited the vulnerability could use a specially crafted page to perform actions in the security context of the SharePoint application pool process.</p> <p>To exploit the vulnerability, an authenticated user must create and invoke a specially crafted page on an affected version of Microsoft SharePoint Server.</p> <p>The security update addresses the vulnerability by correcting how Microsoft SharePoint Server handles processing of created content.</p>
Affected vendor
Microsoft
Affected product
Sharepoint Enterprise Server
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Published
2020-09-11

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

Its EPSS score of 3.7% 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-2020-1460

  • Confirm whether Microsoft Sharepoint Enterprise Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-1460.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-1460

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-1460 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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