Risk | Medium |
Patch available | NO |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-8277 |
CWE-ID | CWE-399 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software |
BIG-IP SSLO Hardware solutions / Firmware BIG-IP DDHD Hardware solutions / Firmware BIG-IP Hardware solutions / Firmware BIG-IP PEM Hardware solutions / Security hardware applicances BIG-IP GTM Hardware solutions / Security hardware applicances BIG-IP FPS Hardware solutions / Security hardware applicances BIG-IP ASM Hardware solutions / Security hardware applicances BIG-IP APM Hardware solutions / Security hardware applicances BIG-IP Analytics Hardware solutions / Security hardware applicances BIG-IP AFM Hardware solutions / Security hardware applicances BIG-IP LTM Hardware solutions / Security hardware applicances BIG-IP Link Controller Hardware solutions / Routers & switches, VoIP, GSM, etc BIG-IP DNS Hardware solutions / Routers & switches, VoIP, GSM, etc BIG-IP AAM Hardware solutions / Routers & switches, VoIP, GSM, etc BIG-IP Advanced WAF Client/Desktop applications / Antivirus software/Personal firewalls BIG-IQ Centralized Management Server applications / Remote management servers, RDP, SSH |
Vendor | F5 Networks |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU48569
Risk: Medium
CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2020-8277
CWE-ID:
CWE-399 - Resource Management Errors
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application when processing a large number of DNS responses. A Node.js application that allows an attacker to trigger a DNS request
for a host of their choice could trigger a denial of service condition.
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
BIG-IP SSLO: 11.6.1 - 16.0.1.1
BIG-IP PEM: 11.6.1 HF1 - 16.0.1.1
BIG-IP Link Controller: 11.6.1 HF1 - 16.0.1.1
BIG-IP GTM: 11.6.1 HF1 - 16.0.1.1
BIG-IP FPS: 11.6.1 - 16.0.1.1
BIG-IP DNS: 11.6.1 - 16.0.1.1
BIG-IP DDHD: 11.6.1 - 16.0.1.1
BIG-IP ASM: 11.6.1 HF1 - 16.0.1.1
BIG-IP APM: 11.6.1 HF1 - 16.0.1.1
BIG-IP Analytics: 11.6.1 HF1 - 16.0.1.1
BIG-IP AFM: 11.6.1 HF1 - 16.0.1.1
BIG-IP Advanced WAF: 11.6.1 - 16.0.1.1
BIG-IP AAM: 11.6.1 HF1 - 16.0.1.1
BIG-IP LTM: 11.6.1 HF1 - 16.0.1.1
BIG-IP: 11.6.1 HF1 - 16.0.1.1
BIG-IQ Centralized Management: 7.1.0
CPE2.3http://support.f5.com/csp/article/K07944249
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.