Cyber Resilience

CVE-2023-24488

Medium

Published: 10 July 2023

Published
10 July 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.9136 99.7th percentile
Risk Priority 67 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-24488 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Citrix Application Delivery Controller. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 0.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2023-24488 is a cross-site scripting vulnerability, tracked under CWE-79, that affects Citrix ADC and Citrix Gateway. The flaw received a CVSS 3.1 base score of 6.1 and was publicly disclosed on 10 July 2023.

An unauthenticated attacker can exploit the issue over the network by supplying a crafted request that triggers script execution in a victim’s browser. Successful exploitation requires user interaction, produces changed scope, and yields limited impacts to confidentiality and integrity.

Citrix has published security bulletin CTX477714 that covers both CVE-2023-24488 and the related CVE-2023-24487, directing customers to the available patches and configuration guidance. The EPSS score for this CVE currently stands at 0.9136.

EU & UK References

Vulnerability details

Cross site scripting vulnerability in Citrix ADC and Citrix Gateway  in allows and attacker to perform cross site scripting

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

citrix
gateway
12.1 — 12.1-65.35 · 13.0 — 13.0-90.11 · 13.1 — 13.1-45.61
citrix
application delivery controller
12.1 — 12.1-55.296 · 12.1 — 12.1-55.296 · 12.1 — 12.1-65.35

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References