CVE-2025-7776
Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service
HIGH 8.8
At a glance
- Source
- NVD
- EPSS
- EPSS 9.14 % · percentile 95 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Citrix
- NVD status
- Analyzed
Description
Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it
Weaknesses (CWE)
- CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | HIGH 8.8 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L | Citrix |
| CVSS 4.0 | HIGH 8.8 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD · secure@citrix.com (Secondary) |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2025-25901
- GCVE · GCVE-0-2025-7776
CERT-FR advisories
- CERTFR-2025-AVI-0730 — Multiples vulnérabilités dans Citrix NetScaler ADC et NetScaler Gateway · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*≥ 12.1 < 12.1-55.330cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*≥ 12.1 < 12.1-55.330cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*≥ 13.1 < 13.1-37.241cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*≥ 13.1 < 13.1-37.241cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*≥ 13.1 < 13.1-59.22cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*≥ 14.1 < 14.1-47.48cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*≥ 13.1 < 13.1-59.22cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*≥ 14.1 < 14.1-47.48
Affected products
| Product | Versions |
|---|---|
| NetScaler · ADC | affected 14.1 < 47.48 ; affected 13.1 < 59.22 ; affected 13.1 FIPS and NDcPP < 37.241 ; affected 12.1 FIPS and NDcPP < 55.330 |
| NetScaler · Gateway | affected 14.1 < 47.48 ; affected 13.1 < 59.22 ; affected 13.1 FIPS and NDcPP < 37.241 ; affected 12.1 FIPS and NDcPP < 55.330 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |