XSS in F5 Big-Ip

CVE-2023-38138

A reflected cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility which allows an attacker to run JavaScript in the context of the currently logged-in user.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (26.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-38138?
CVE-2023-38138 is a high-severity vulnerability in F5 Big-Ip, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2023-08-02.
How severe is CVE-2023-38138?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-38138 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.