CVE-2018-2502 Cross-site scripting in SAP Business One Service Layer (B1 ON HANA)
Enabling the TRACE method allows Cross-Site Tracing attacks if XSS exists in frontend applications, potentially leading to session hijacking or data theft.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-2502?
CVE-2018-2502 is a medium-severity cross-site scripting vulnerability in SAP Business One Service Layer (B1_ON_HANA), published on 11 Dec 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
TRACE method is enabled in SAP Business One Service Layer . Attacker can use XST (Cross Site Tracing) attack if frontend applications that are using Service Layer has a XSS vulnerability. This has been fixed in SAP Business One Service Layer (B1_ON_HANA, versions 9.2, 9.3).
Weakness: CWE-79
Which versions are affected by CVE-2018-2502?
It affects 1 product.
Products include Sap Business One on Hana.
How do I fix CVE-2018-2502?
No fix has been published for CVE-2018-2502 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-2018-2502 being exploited?
There is no known exploitation of CVE-2018-2502 in the wild and no public exploit code.
Sources
Also known as GHSA-hjc3-4rh8-3fpv.