Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-1721 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
dotnet5.0 (Red Hat package) Operating systems & Components / Operating system package or component Red Hat Enterprise Linux for x86_64 Operating systems & Components / Operating system |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU50494
Risk: Medium
CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2021-1721
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in .NET Core and Visual Studio. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
dotnet5.0 (Red Hat package): 5.0.102-2.el8_3
Red Hat Enterprise Linux for x86_64: 8.0
CPE2.3https://access.redhat.com/errata/RHSA-2021:0476
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.