SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for
vulnerabilities reported by external researchers and their customers every second Tuesday of the month.
SAP Note 3146336
was released on
10.05.2022 and deals with
"[CVE-2022-29610] Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP" within ABAP.
We advice you to follow the instructions, to resolve
cross-site scripting (xss)
medium potential for exploitation
in component CA-UI2-THD.
According to SAP Security Advisory team a workaround does not exist. It is advisable to implement the correction as monthly patch process.
Missing authority checks are still the most common security defect related to authorizations in custom code. Since SAP uses an explicit authorization model, an authority checks must be coded in order to be executed. If an explicit check is not coded, all users have access. This type of vulnerability not only exists in SAP standard it also exists in customer coding. Check your custom developments for vulnerabilities that pose a risk to your systems. SecurityBridge helps detect code vulnerabilities before they are implemented in production.
Risk specificationSAP NetWeaver Application Server ABAP allows an authenticated attacker to upload malicious files and delete (theme) data, which could result in a Stored Cross-Site Scripting (XSS) attack.
With the code correction in this note uploading, single files in custom themes are not possible anymore.
The advisory 3146336 describes a problem within an ABAP based systems of a specific version. Affected versions are described below. ABAP software is deployed in various software components and is widely used within the SAP product portfolio.
SAP NetWeaver Application Server (formally known as SAP Web Application Server) is a building block of SAP NetWeaver. It is the foundation for most software products developed by SAP SE. SAP NetWeaver systems exist with Java and/or ABAP stacks. The advisory could be relevant for single and dual-stack ABAP installations.
The advisory is valid for
- 8.3 [CVE-2022-27656] Cross-Site Scripting (XSS) vulnerability in administration UI of SAP Webdispatcher and SAP Netweaver AS for ABAP and Java (ICM)
- 6.1 [CVE-2022-29618] Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Development Infrastructure (Design Time Repository)
- 4.7 [CVE-2022-22534] Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver
- 3.7 Unsafe use of target blank in SAP Marketing Campaigns
- 3.7 Cross-Site Scripting (XSS) vulnerability in SAP Marketing Campaigns App