Risk | Medium |
Patch available | NO |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-27213 |
CWE-ID | CWE-330 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Nut/Net Server applications / Other server solutions |
Vendor | ethernut |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU50593
Risk: Medium
CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:U/RC:C]
CVE-ID: CVE-2020-27213
CWE-ID:
CWE-330 - Use of Insufficiently Random Values
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the ISN generator relies on a highly predictable source (system timer) and has constant increments. A remote attacker can interfere with traffic, spoof the connection and gain access to sensitive information.
MitigationCybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versionsNut/Net: 5.1
External linksQ & 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.