CVE-2021-43047 TIBCO PartnerExpress Cross Site Scripting vulnerabilities

Critical 9.0 Published Updated

Low-privileged attackers can execute scripts on victims via XSS in TIBCO PartnerExpress, requiring user interaction to compromise systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-43047?

CVE-2021-43047 is a critical cross-site scripting vulnerability in TIBCO PartnerExpress, published on 16 Nov 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Interior Server and Gateway Server components of TIBCO Software Inc.'s TIBCO PartnerExpress contain easily exploitable Stored and Reflected Cross Site Scripting (XSS) vulnerabilities that allow a low privileged attacker to social engineer a legitimate user with network access to execute scripts targeting the affected system or the victim's local system. A successful attack using this vulnerability requires human interaction from a person other than the attacker. Affected releases are TIBCO Software Inc.'s TIBCO PartnerExpress: versions 6.2.1 and below.

Weakness: CWE-79

Which versions are affected by CVE-2021-43047?

It affects 1 product.

Products include Tibco Partnerexpress.

How do I fix CVE-2021-43047?

No fix has been published for CVE-2021-43047 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-2021-43047 being exploited?

There is no known exploitation of CVE-2021-43047 in the wild and no public exploit code.

Sources

Also known as GHSA-rcfq-qjp3-78w8.

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