Cross-site scripting in SAP NetWeaver AS Java



Published: 2020-09-11
Risk Medium
Patch available NO
Number of vulnerabilities 2
CVE-ID CVE-2020-6326
CVE-2020-6313
CWE-ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SAP NetWeaver
Server applications / Application servers

Vendor SAP

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU46636

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-6326

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in SAP NetWeaver AS Java. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SAP NetWeaver: 7.30 - 7.50


CPE2.3 External links

http://launchpad.support.sap.com/#/notes/2953112
http://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=557449700

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Stored cross-site scripting

EUVDB-ID: #VU46637

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-6313

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in SAP NetWeaver AS Java. The vulnerability allows an authenticated User with special roles to store malicious content, that when accessed by a victim, can perform malicious actions by executing JavaScript, leading to Stored Cross-Site Scripting.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

Vulnerable software versions

SAP NetWeaver: 7.30 - 7.50


CPE2.3 External links

http://launchpad.support.sap.com/#/notes/2953112
http://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=557449700

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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