CVE-2021-35493

TIBCO WebFOCUS Cross Site Scripting vulnerabilities

Critical Β· published September 14, 2021

CVSS v3.1
9.0
EPSS
1%
Percentile
47.8
In the wild
Unconfirmed
What it is

🚨 A simple social engineering trick is all it takes to exploit this XSS vulnerability in TIBCO WebFOCUS! πŸ’₯ Think of this as a sneaky game of charades where an attacker tricks a user into acting out commands on a computer β€” if the user plays along, they could unintentionally open the door to malicious scripts! 🎭 An attacker could leverage this vulnerability to run harmful scripts on both the server and the victim's local machine, potentially leading to data theft or even system compromise. If a legitimate user is duped into executing a script, the consequences could be absolutely devastating β€” sensitive information could be exposed or systems put at risk!

Put simply

Think of this as a sneaky game of charades where an attacker tricks a user into acting out commands on a computer β€” if the user plays along, they could unintentionally open the door to malicious scripts! 🎭 This vulnerability involves both Stored and Reflected Cross-Site Scripting (XSS) flaws that allow low-privileged attackers to execute scripts on behalf of unsuspecting users with network access, requiring them to interact with the malicious payload.

What to do

An attacker could leverage this vulnerability to run harmful scripts on both the server and the victim's local machine, potentially leading to data theft or even system compromise. If a legitimate user is duped into executing a script, the consequences could be absolutely devastating β€” sensitive information could be exposed or systems put at risk! To protect against this, immediately update to versions beyond 8207.27.0 for TIBCO WebFOCUS Client, Installer, and Reporting Server. Also, consider implementing input validation and user education to raise awareness about social engineering attacks. πŸ”’ You've got this! By taking action now, you can safeguard your systems and become a security hero! πŸ¦Έβ€β™‚οΈ

The record
Technical detail
CVSS v3.1
9.0 Β· CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00595 Β· 47.8th percentile
Published
2021-09-14T17:20Z
EPSS history
Timeline
  • 14 SEP 17:20Z
    TIBCO WebFOCUS Cross Site Scripting vulnerabilities
    cvelistv5