CVE-2020-5949
HIGHCVSS 7.5/10EPSS 1.03%
Last modified
CVE-2020-5949 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On BIG-IP versions 14.0.0-14.0.1 and 13.1.0-13.1.3.4, certain traffic pattern sent to a virtual server configured with an FTP profile can cause the FTP channel to break.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.
Description
On BIG-IP versions 14.0.0-14.0.1 and 13.1.0-13.1.3.4, certain traffic pattern sent to a virtual server configured with an FTP profile can cause the FTP channel to break.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Advanced Firewall Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Analytics | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Application Acceleration Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Application Security Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Ddos Hybrid Defender | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Domain Name System | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Fraud Protection Service | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Global Traffic Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Link Controller | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Local Traffic Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Policy Enforcement Manager | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Ssl Orchestrator | >= 13.1.0, < 13.1.3.5 |
| F5 | Big-Ip Access Policy Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Advanced Firewall Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Advanced Web Application Firewall | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Analytics | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Application Acceleration Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Application Security Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Ddos Hybrid Defender | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Domain Name System | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Fraud Protection Service | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Global Traffic Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Link Controller | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Local Traffic Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Policy Enforcement Manager | >= 14.0.0, < 14.1.0 |
| F5 | Big-Ip Ssl Orchestrator | >= 14.0.0, < 14.1.0 |
References
- https://support.f5.com/csp/article/K20984059Vendor Advisory
- https://support.f5.com/csp/article/K20984059Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5949?
On BIG-IP versions 14.0.0-14.0.1 and 13.1.0-13.1.3.4, certain traffic pattern sent to a virtual server configured with an FTP profile can cause the FTP channel to break.
How severe is CVE-2020-5949?
CVE-2020-5949 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5949?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-5949?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST