CVE-2020-8196

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.263 · 98 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

26.3% (98th) EPSS

CVSS 4 · medium

Is it mine?

27 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2021-11-03remediate by 2022-05-03

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-22

Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability

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 resulting in limited information disclosure to low privileged users.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.14.3mediumAV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondaryexploitability 2.8 · impact 1.4

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimaryCWE-284USCWE-284USCWE-862US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

affected products (27)

Products and version ranges known to be affected.

n/a Citrix ADC, Citrix Gateway, Citrix SDWAN WAN-OP≤ Citrix ADC and Citrix Gateway 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 11.1.1a, 11.0.3d and 10.2.7enisa_euvdEU
Citrix Systems Inc. Citrix ADC10.5 → 10.5-70.18fstec_bduRU
Citrix Systems Inc. Citrix ADC11.1 → 11.1-64.14fstec_bduRU
Citrix Systems Inc. Citrix ADC12.0 → 12.0-63.21fstec_bduRU
Citrix Systems Inc. Citrix ADC12.1 → 12.1-57.18fstec_bduRU
Citrix Systems Inc. Citrix ADC13.0 → 13.0-58.30fstec_bduRU
Citrix Systems Inc. Citrix Gateway10.5 → 10.5-70.18fstec_bduRU
Citrix Systems Inc. Citrix Gateway11.1 → 11.1-64.14fstec_bduRU
Citrix Systems Inc. Citrix Gateway12.0 → 12.0-63.21fstec_bduRU
Citrix Systems Inc. Citrix Gateway12.1 → 12.1-57.18fstec_bduRU
Citrix Systems Inc. Citrix Gateway13.0 → 13.0-58.30fstec_bduRU
Citrix Systems Inc. Citrix SD-WAN WANOP10.2 → 10.2.7fstec_bduRU
Citrix Systems Inc. Citrix SD-WAN WANOP11.0 → 11.0.3dfstec_bduRU
Citrix Systems Inc. Citrix SD-WAN WANOP11.1 → 11.1.1afstec_bduRU
citrix application delivery controller firmware10.5 → 10.5-70.18nvdUScpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
citrix application delivery controller firmware11.1 → 11.1-64.14nvdUScpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
citrix application delivery controller firmware12.0 → 12.0-63.21nvdUScpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
citrix application delivery controller firmware12.1 → 12.1-57.18nvdUScpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
citrix application delivery controller firmware13.0 → 13.0-58.30nvdUScpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
citrix gateway firmware13.0 → 13.0-58.30nvdUScpe:2.3:o:citrix:gateway_firmware:*:*:*:*:*:*:*:*

showing 20 of 27

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2020-07-10modified 2026-06-17

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references (10)

External citations — patches, advisories, analysis.

scry

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