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CVE-2021-27635

CRITICAL
Published 2021-06-09T13:30:45
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CVSS Score

V3.0
9.0
/10
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.021
probability
of exploitation in the wild

There is a 2.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.832
Higher than 83.2% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
LOW
Availability
HIGH

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

SAP SE

SAP NetWeaver AS for JAVA

Affected Versions:

< 7.20 < 7.30 < 7.31 < 7.40 < 7.50

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-353p-c73g-8fwc

Advisory Details

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.

CVSS Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-27635
WEB https://launchpad.support.sap.com/#/notes/3053066
WEB https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999
WEB http://packetstormsecurity.com/files/164592/SAP-JAVA-NetWeaver-System-Connections-XML-Injection.html
WEB http://seclists.org/fulldisclosure/2021/Oct/28

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

References

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999
https://launchpad.support.sap.com/#/notes/3053066
http://seclists.org/fulldisclosure/2021/Oct/28
http://packetstormsecurity.com/files/164592/SAP-JAVA-NetWeaver-System-Connections-XML-Injection.html
Published: 2021-06-09T13:30:45
Last Modified: 2024-08-03T21:26:10.623Z
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