Citrix · NetScaler
CVE-2025-7775
Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service
무엇인가
Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server
(OR)
NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers
(OR)
NetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers
(OR)
CR virtual server with type HDX
CISA: Citrix NetScaler ADC and NetScaler Gateway contain a memory overflow vulnerability that could allow for remote code execution and/or denial of service.
할 일
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
미국 연방 기관 조치 기한: 2025년 8월 28일
Citrix의 다른 악용된 결함
| 추가됨 | 취약점 | 제품 | 심각도 | 공격 가능성 |
|---|---|---|---|---|
| 2026. 10. 4. | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler | 높음 8.7 | 11% |
| 2026. 9. 27. | Improper Input Validation | NetScaler | 치명적 9.5 | 82% |
| 2026. 9. 27. | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler | 치명적 9.5 | 78% |
| 2026. 9. 9. | Authentication Bypass Using an Alternate Path or Channel | NetScaler | 치명적 9.3 | 33% |
| 2026. 3. 30. | Out-of-Bounds Read | NetScaler | 치명적 9.3 | 91% |
| 2026. 8. 26. | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler ADC and NetScaler Gateway | 높음 8.8 | 1.0% |
| 2025. 8. 25. | Improper Privilege Management | Session Recording | 보통 5.1 | 3.5% |
| 2025. 8. 25. | Deserialization of Untrusted Data | Session Recording | 보통 5.1 | 21% |
출처: Known Exploited Vulnerabilities(CISA, 퍼블릭 도메인), CVE records(cve.org), EPSS(FIRST). 공격 가능성은 누군가 향후 30일 안에 이 결함을 악용하려 할 확률에 대한 EPSS 추정치입니다.