# Gateway Firmware vulnerabilities > Gateway Firmware is made by Citrix. We track 14 published vulnerabilities in it, across 5 versions. 5 of them are on the list of flaws known to be exploited, the newest added on 13 December 2022. If you run Gateway Firmware, check your version against the exploited flaws below and patch those first. Canonical page: https://www.edgeprotect.io/product/citrix/gateway_firmware ## At a glance - **Made by:** [Citrix](https://www.edgeprotect.io/vendors/citrix) - **Published vulnerabilities:** 14 - **Known to be exploited:** 5 - **Versions tracked:** 5 - **Most recently added to the known-exploited list:** [CVE-2022-27518](https://www.edgeprotect.io/what-is/cve-2022-27518), 13 December 2022. We keep watching the list. ## Which versions of Gateway Firmware do the exploited flaws hit? Each exploited flaw lists the versions it affects, as published. "12.1 to before 12.1-65.25" means from 12.1 up to, but not including, 12.1-65.25. - [CVE-2022-27518](https://www.edgeprotect.io/what-is/cve-2022-27518) (Citrix Application Delivery Controller (ADC) and Gateway Authentication Bypass Vulnerability): 12.1 to before 12.1-65.25, 13.0 to before 13.0-58.32 - [CVE-2019-19781](https://www.edgeprotect.io/what-is/cve-2019-19781) (Citrix ADC, Gateway, and SD-WAN WANOP Appliance Code Execution Vulnerability): 13.0 - [CVE-2020-8193](https://www.edgeprotect.io/what-is/cve-2020-8193) (Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability): 13.0 to before 13.0-58.30 - [CVE-2020-8195](https://www.edgeprotect.io/what-is/cve-2020-8195) (Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability): 13.0 to before 13.0-58.30 - [CVE-2020-8196](https://www.edgeprotect.io/what-is/cve-2020-8196) (Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability): 13.0 to before 13.0-58.30 ## Which Gateway Firmware vulnerabilities are being exploited? 5 flaws are on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2022-27518](https://www.edgeprotect.io/what-is/cve-2022-27518): Citrix Application Delivery Controller (ADC) and Gateway Authentication Bypass Vulnerability. Critical, CVSS 9.8, chance of use in 30 days 6.9%, known exploited since 13 December 2022. - [CVE-2019-19781](https://www.edgeprotect.io/what-is/cve-2019-19781): Citrix ADC, Gateway, and SD-WAN WANOP Appliance Code Execution Vulnerability. Critical, CVSS 9.8, chance of use in 30 days >99%, known exploited since 3 November 2021. - [CVE-2020-8193](https://www.edgeprotect.io/what-is/cve-2020-8193): Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability. Medium, CVSS 6.5, chance of use in 30 days 88%, known exploited since 3 November 2021. - [CVE-2020-8195](https://www.edgeprotect.io/what-is/cve-2020-8195): Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability. Medium, CVSS 6.5, chance of use in 30 days 33%, known exploited since 3 November 2021. - [CVE-2020-8196](https://www.edgeprotect.io/what-is/cve-2020-8196): Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability. Medium, CVSS 4.3, chance of use in 30 days 26%, known exploited since 3 November 2021. ## Which Gateway Firmware flaws are most likely to be used? Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days): - [CVE-2019-19781](https://www.edgeprotect.io/what-is/cve-2019-19781): >99%, Critical (CVSS 9.8), known exploited - [CVE-2020-8193](https://www.edgeprotect.io/what-is/cve-2020-8193): 88%, Medium (CVSS 6.5), known exploited - [CVE-2020-8195](https://www.edgeprotect.io/what-is/cve-2020-8195): 33%, Medium (CVSS 6.5), known exploited - [CVE-2020-8196](https://www.edgeprotect.io/what-is/cve-2020-8196): 26%, Medium (CVSS 4.3), known exploited - [CVE-2020-8191](https://www.edgeprotect.io/what-is/cve-2020-8191): 23%, Medium (CVSS 6.1) - [CVE-2020-8194](https://www.edgeprotect.io/what-is/cve-2020-8194): 11%, Medium (CVSS 6.5) - [CVE-2022-27518](https://www.edgeprotect.io/what-is/cve-2022-27518): 6.9%, Critical (CVSS 9.8), known exploited - [CVE-2020-10110](https://www.edgeprotect.io/what-is/cve-2020-10110): 2.7%, Medium (CVSS 5.3) - [CVE-2020-10111](https://www.edgeprotect.io/what-is/cve-2020-10111): 2.0%, High (CVSS 7.5) - [CVE-2020-8197](https://www.edgeprotect.io/what-is/cve-2020-8197): 1.8%, High (CVSS 8.8) ## Questions ### How many vulnerabilities does Gateway Firmware have? We track 14 published vulnerabilities listed under the name Gateway Firmware, across 5 versions. The most recent Gateway Firmware flaw added to the known-exploited list is CVE-2022-27518, on 13 December 2022. ### Which Gateway Firmware vulnerabilities are being exploited? 5 are on the list of flaws known to be exploited. The most recently added are CVE-2022-27518, CVE-2019-19781 and CVE-2020-8193. ### Which versions of Gateway Firmware do the exploited flaws affect? Each flaw names its own versions, usually as ranges. The newest, CVE-2022-27518, affects 12.1 to before 12.1-65.25, 13.0 to before 13.0-58.32. The versions for every exploited flaw are listed on this page. ### How do I get alerts for Gateway Firmware? Create a EdgeProtect account and track Gateway Firmware. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook. ## Running Gateway Firmware? EdgeProtect keeps checking for you: - **Tell us what you run.** Pick your software from a list, or let us work it out from your website. - **We match it to every flaw.** Over 400,000 published flaws, checked against your list. - **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it. - **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools. Start free (no card, nothing to install): https://www.edgeprotect.io/register Book a demo: https://www.edgeprotect.io/contact