THREATPORT/VULNERABILITY/CVE-2019-1372
CRITICAL SEVERITY

CVE-2019-1372

Azure App Service On Azure Stack vulnerability

CVSS
10.0
EPSS
17.8%
EPSS pct
97th
Exploited
No known
An remote code execution vulnerability exists when Azure App Service/ Antares on Azure Stack fails to check the length of a buffer prior to copying memory to it.An attacker who successfully exploited this vulnerability could allow an unprivileged function run by the user to execute code in the context of NT AUTHORITY\system thereby escaping the Sandbox.The security update addresses the vulnerability by ensuring that Azure App Service sanitizes user inputs., aka 'Azure App Service Remote Code Execution Vulnerability'.
Affected vendor
Microsoft
Affected product
Azure App Service On Azure Stack
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
2019-10-10

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 17.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2019-1372

  • Confirm whether Microsoft Azure App Service On Azure Stack is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-1372.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-1372

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-1372 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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