XSS in Tibco Webfocus Client
CVE-2021-35493
The WebFOCUS Reporting Server and WebFOCUS Client components of TIBCO Software Inc.'s TIBCO WebFOCUS Client, TIBCO WebFOCUS Installer, and TIBCO WebFOCUS Reporting Server 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 WebFOCUS Client: versions 8207.27.0 and below, TIBCO WebFOCUS Installer: versions 8207.27.0 and below, and TIBCO WebFOCUS Reporting Server: versions 8207.27.0 and below.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Tibco Webfocus Client
- Tibco Webfocus Installer
- Tibco Webfocus Reporting Server
- Tibco Software Inc. Webfocus Client — versions unspecified
- Tibco Software Inc. Webfocus Installer — versions unspecified
- Tibco Software Inc. Webfocus Reporting Server — versions unspecified
Weakness classification (CWE)
References
- www.tibco.com/services/support/advisories (Vendor Advisory)
- www.tibco.com/support/advisories/2021/09/tibco-security-advisory-september-14-2… (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-35493?
- CVE-2021-35493 is a critical-severity vulnerability in Tibco Webfocus Client, classified under Cross-site Scripting. CVSS score: 9.0/10. Published 2021-09-14.
- How severe is CVE-2021-35493?
- Critical severity. CVSS v3 base score is 9.0 out of 10.