CVE-2020-8193

medium · 6.5Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Apply updates per vendor instructions.

Added 2021-11-03Remediation due 2022-05-03

A public exploit / detection template exists

Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →

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.

6.5

CVSS

88.4%

EPSS (exploit prob.)

100th

EPSS percentile

2020-07-10

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses

CWE-284CWE-287

Affected products

Vendor	Product	Affected versions
citrix	application_delivery_controller_firmware	>= 10.5, < 10.5-70.18
citrix	application_delivery_controller_firmware	>= 11.1, < 11.1-64.14
citrix	application_delivery_controller_firmware	>= 12.0, < 12.0-63.21
citrix	application_delivery_controller_firmware	>= 12.1, < 12.1-57.18
citrix	application_delivery_controller_firmware	>= 13.0, < 13.0-58.30
citrix	netscaler_gateway_firmware	>= 10.5, < 10.5-70.18
citrix	netscaler_gateway_firmware	>= 11.1, < 11.1-64.14
citrix	netscaler_gateway_firmware	>= 12.0, < 12.0-63.21
citrix	netscaler_gateway_firmware	>= 12.1, < 12.1-57.18
citrix	gateway_firmware	>= 13.0, < 13.0-58.30
citrix	sd-wan_wanop	>= 10.2, < 10.2.7
citrix	sd-wan_wanop	>= 11.0, < 11.0.3d
citrix	sd-wan_wanop	>= 11.1, < 11.1.1a
citrix	4000-wo	all versions
citrix	4100-wo	all versions
citrix	5000-wo	all versions
citrix	5100-wo	all versions

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2020-8193