Vulnerability Report

CVE-2020-26829

Title: SAP NetWeaver AS JAVA P2P Cluster Communication Auth Bypass

Authentication Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2020-26829.

CWE Category CWE-306
Published Date Dec 09, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 10.0 CVSS v3.1
Exploit Probability (EPSS)
3.95%

Vulnerability Summary

CVE-2020-26829: SAP NetWeaver AS JAVA (P2P Cluster Communication), versions - 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, allows arbitrary connections from processes because of missing authentication check, that are outside the cluster and even outside the network segment dedicated for the internal cluster communication. As result, an unauthenticated attacker can invoke certain functions that would otherwise be restricted to system administrators only, including access to system administration functions or shutting down the system completely.

Impacted Vendors

S
sap 1

Reference Links

http://packetstormsecurity.com/files/163166/SAP-Netweaver-JAVA-7.50-Missing-Authorization.html http://seclists.org/fulldisclosure/2021/Jun/33 https://launchpad.support.sap.com/#/notes/2974774 https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079 http://packetstormsecurity.com/files/163166/SAP-Netweaver-JAVA-7.50-Missing-Authorization.html http://seclists.org/fulldisclosure/2021/Jun/33 https://launchpad.support.sap.com/#/notes/2974774 https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
10.0
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v3.0
Source Entity [email protected]
Severity CRITICAL
10.0
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
9.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-26829 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Stack

No specific products linked.