CVE-2020-8299: citrix application_delivery_controller Uncontrolled Resource Consumption
Vulnerability summary
CVE-2020-8299 is a medium (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in citrix application_delivery_controller. EPSS estimates a 0.42% chance of exploitation in the next 30 days, higher than 34.7% of scored vulnerabilities.
Timeline
- 16-06-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.42%
Chance of exploitation in the next 30 days
Percentile
35%
Versus all other CVEs
30-day change
0.00 pp
From 0.42% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Citrix4 products
- application_delivery_controller≥ 11.1, < 11.1-65.20 | ≥ 12.1, < 12.1-61.18 | ≥ 13.0, < 13.0-76.29 | ≥ 12.1, < 12.1-55.238
- gateway≥ 12.1, < 12.1-61.18 | ≥ 13.0, < 13.0-76.29
- netscaler_gateway≥ 11.1, < 11.1-65.20
- sd-wan_wanop≥ 10.2, < 10.2.9a | ≥ 11.1, < 11.1.2c | ≥ 11.2, < 11.2.3a | ≥ 11.3, < 11.3.2
1 vendor · 4 products