CVE-2020-8299: Medium severity citrix netscaler gateway vulnerability

Published Jun 16, 2021
·
Updated

Citrix ADC and Citrix/NetScaler Gateway 13.0 before 13.0-76.29, 12.1-61.18, 11.1-65.20, Citrix ADC 12.1-FIPS before 12.1-55.238, and Citrix SD-WAN WANOP Edition before 11.4.0, 11.3.2, 11.3.1a, 11.2.3a, 11.1.2c, 10.2.9a suffers from uncontrolled resource consumption by way of a network-based denial-of-service from within the same Layer 2 network segment. Note that the attacker must be in the same Layer 2 network segment as the vulnerable appliance.

Affected Software

24 affected components
Citrix Gateway>=12.1<12.1-61.18
Citrix Gateway>=13.0<13.0-76.29
Citrix NetScaler Gateway>=11.1<11.1-65.20
Citrix Application Delivery Controller Firmware>=11.1<11.1-65.20
Citrix Application Delivery Controller Firmware>=12.1<12.1-61.18
Citrix Application Delivery Controller Firmware>=13.0<13.0-76.29
Citrix Application Delivery Controller
Citrix Application Delivery Controller Firmware>=12.1<12.1-55.238
Citrix Mpx\/sdx 14030 Fips
Citrix Mpx\/sdx 14060 Fips
Citrix Mpx\/sdx 14080 Fips
Citrix Mpx 15030-50g Fips
Citrix Mpx 15040-50g Fips
Citrix Mpx 15060-50g Fips
Citrix Mpx 15080-50g Fips
Citrix Mpx 15100-50g Fips
Citrix Mpx 15120-50g Fips
Citrix Mpx 8905 Fips
Citrix Mpx 8910 Fips
Citrix Mpx 8920 Fips
Citrix SD-WAN WANOP>=10.2<10.2.9a
Citrix SD-WAN WANOP>=11.1<11.1.2c
Citrix SD-WAN WANOP>=11.2<11.2.3a
Citrix SD-WAN WANOP>=11.3<11.3.2

Event History

Jun 16, 2021
CVE Published
via MITRE·01:08 PM
Data Sourced
via MITRE·01:08 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2020-8299?

CVE-2020-8299 is a vulnerability in Citrix ADC and Citrix/NetScaler Gateway that allows for uncontrolled resource consumption by way of a network-based denial-of-service attack.

2

Which versions of Citrix ADC and Citrix/NetScaler Gateway are affected by CVE-2020-8299?

Citrix ADC and Citrix/NetScaler Gateway versions 13.0 before 13.0-76.29, 12.1 before 12.1-61.18, and 11.1 before 11.1-65.20 are affected by CVE-2020-8299.

3

How severe is CVE-2020-8299?

CVE-2020-8299 has a severity rating of 6.5, which is considered medium.

4

How can I fix CVE-2020-8299?

To fix CVE-2020-8299, update your Citrix ADC or Citrix/NetScaler Gateway software to versions 13.0-76.29, 12.1-61.18, or 11.1-65.20.

5

Where can I find more information about CVE-2020-8299?

You can find more information about CVE-2020-8299 in the Citrix support article: https://support.citrix.com/article/CTX297155

Contact

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