CVE-2021-27635

Katalog CVE

CVSS 6.5 · Medium EPSS 1,6%

Kerentanan Improper Restriction of XML External Entity Reference pada sap netweaver application server for java. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

SAP NetWeaver AS for JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker authenticated as an administrator to connect over a network and submit a specially crafted XML file in the application because of missing XML Validation, this vulnerability enables attacker to fully compromise confidentiality by allowing them to read any file on the filesystem or fully compromise availability by causing the system to crash. The attack cannot be used to change any data so that there is no compromise as to integrity.

Rincian

Terbit di NVD

9 Juni 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-611: Improper Restriction of XML External Entity Reference

EPSS (30 hari)

1,6% peluang dieksploitasi; lebih tinggi dari 75,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://launchpad.support.sap.com/#/notes/3053066 permissions required · advisory vendor
• https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999 advisory vendor
• http://packetstormsecurity.com/files/164592/SAP-JAVA-NetWeaver-System-Connections-XML-Injection.html patch · advisory pihak ketiga · vdb entry
• http://seclists.org/fulldisclosure/2021/Oct/28 mailing list · patch · advisory pihak ketiga