CVE-2021-33673 Cross-site scripting in SAP Contact Center
Stored XSS in SAP Contact Center allows attackers to execute arbitrary code on victims' browsers and OS via ActiveX.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-33673?
CVE-2021-33673 is a high-severity cross-site scripting vulnerability in SAP Contact Center, published on 14 Sep 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Under certain conditions, SAP Contact Center - version 700,does not sufficiently encode user-controlled inputs and persists in them. This allows an attacker to exploit a Stored Cross-Site Scripting (XSS) vulnerability when a user browses through the employee directory and to execute arbitrary code on the victim's browser. Due to the usage of ActiveX in the application, the attacker can further execute operating system level commands.
Weakness: CWE-79
Which versions are affected by CVE-2021-33673?
It affects 1 product.
Products include Sap Contact Center.
How do I fix CVE-2021-33673?
No fix has been published for CVE-2021-33673 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2021-33673 being exploited?
There is no known exploitation of CVE-2021-33673 in the wild and no public exploit code.
Other vulnerabilities in SAP Contact Center
Sources
Also known as GHSA-52px-jf69-7p9q.