Citrix · Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance
CVE-2020-8193
Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability
Cos'è
Improper access control in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 allows unauthenticated access to certain URL endpoints.
CISA: Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an authorization bypass vulnerability that may allow unauthenticated access to certain URL endpoints. The attacker must have access to the NetScaler IP (NSIP) in order to perform exploitation.
Cosa fare
Apply updates per vendor instructions.
Scadenza per le agenzie federali USA: 3 maggio 2022
Altre falle sfruttate di Citrix
| Aggiunto | Vulnerabilità | Prodotto | Gravità | Probabilità di attacco |
|---|---|---|---|---|
| 3 nov 2021 | ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure | Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance | Media 6,5 | 33% |
| 3 nov 2021 | ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure | Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance | Media 4,3 | 26% |
| 3 nov 2021 | ADC, Gateway, and SD-WAN WANOP Appliance Code Execution | Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance | Critica 9,8 | >99,9% |
| 4 ott 2026 | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler | Alta 8,7 | 11% |
| 27 set 2026 | Improper Input Validation | NetScaler | Critica 9,5 | 82% |
| 27 set 2026 | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler | Critica 9,5 | 78% |
| 9 set 2026 | Authentication Bypass Using an Alternate Path or Channel | NetScaler | Critica 9,3 | 33% |
| 26 ago 2026 | Improper Restriction of Operations within the Bounds of a Memory Buffer | NetScaler ADC and NetScaler Gateway | Alta 8,8 | 1,0% |
Fonti: Known Exploited Vulnerabilities (CISA, pubblico dominio), CVE records (cve.org) e EPSS (FIRST). La probabilità di attacco è la stima EPSS che qualcuno provi a sfruttare la falla nei prossimi 30 giorni.