CVE-2020-26820

HIGH
7.2
CVSS Score
Published: November 10, 2020 at 04:14 PM UTC
Updated: June 17, 2026 at 03:08 AM UTC
1 product affected across 1 vendorNetweaver Application Server Java

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Severity
HIGH7.2
Exploit prediction
EPSS 4%

Description

SAP NetWeaver AS JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker who is authenticated as an administrator to use the administrator console, to expose unauthenticated access to the file system and upload a malicious file. The attacker or another user can then use a separate mechanism to execute OS commands through the uploaded file leading to Privilege Escalation and completely compromise the confidentiality, integrity and availability of the server operating system and any application running on it.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 7.20v < 7.30v < 7.31v < 7.40v < 7.507.207.307.317.407.50
Affected range stops below 7.20, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.30, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.31, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.40, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.50, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (4)

Mailing Listx_refsource_FULLDISCThird Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/7
x_refsource_MISCPermissions RequiredVendor Advisory
https://launchpad.support.sap.com/#/notes/2979062

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-434

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