CVE-2025-6543

CRITICALCISA KEV

9.8

Description

Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie6/25/2025

Derniere modification10/24/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurCitrix

ProduitNetScaler ADC and Gateway

Nom vulnerabiliteCitrix NetScaler ADC and Gateway Buffer Overflow Vulnerability

Date ajout KEV2025-06-30

Date limite remediation2025-07-21

Utilise dans ransomwareUnknown

Produits affectes

citrix:netscaler_application_delivery_controllercitrix:netscaler_gateway

Faiblesses (CWE)

CWE-119

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694788(secure@citrix.com)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-6543(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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