CVE-2021-27604 - Improper Restriction of XML External Entity Reference

Severity

65%

Complexity

27%

Confidentiality

60%

In order to prevent XML External Entity vulnerability in SAP NetWeaver ABAP Server and ABAP Platform (Process Integration - Enterprise Service Repository JAVA Mappings), versions - 7.10, 7.20, 7.30, 7.31, 7.40, 7.50, SAP recommends to refer this note.

CVSS 3.1 Base Score 6.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

CVSS 2.0 Base Score 4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:P/I:N/A:N).

Overview

Type

SAP

First reported 4 years ago

2021-04-14 15:15:00

Last updated 3 years ago

2021-08-27 17:37:00

Affected Software

SAP Process Integration 7.31

7.31

SAP Process Integration 7.40

7.40

SAP Process Integration 7.50

7.50

SAP NetWeaver Process Integration 7.10

7.10

SAP NetWeaver Process Integration 7.20

7.20

SAP NetWeaver Process Integration 7.30

7.30

SAP NetWeaver Process Integration 7.31

7.31

SAP NetWeaver Process Integration 7.40

7.40

SAP NetWeaver Process Integration 7.50

7.50

References

https://launchpad.support.sap.com/#/notes/3036436

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=573801649

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=573801649

Vendor Advisory

https://launchpad.support.sap.com/#/notes/3036436

Permissions Required

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.