THREATPORT/VULNERABILITY/CVE-2021-21477
CRITICAL SEVERITY

CVE-2021-21477

Commerce vulnerability

CVSS
9.9
EPSS
29.8%
EPSS pct
98th
Exploited
No known
SAP Commerce Cloud, versions - 1808,1811,1905,2005,2011, enables certain users with required privileges to edit drools rules, an authenticated attacker with this privilege will be able to inject malicious code in the drools rules which when executed leads to Remote Code Execution vulnerability enabling the attacker to compromise the underlying host enabling him to impair confidentiality, integrity and availability of the application.
Affected vendor
Sap
Affected product
Commerce
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness type (CWE)
Published
2021-02-09

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 29.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2021-21477

  • Confirm whether Sap Commerce is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-21477.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-21477

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-21477 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2021-21477?

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