Red Hat Enterprise Linux 8 update for .NET 5.0



Published: 2021-01-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-1723
CWE ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Red Hat Enterprise Linux for x86_64
Operating systems & Components / Operating system

dotnet5.0 (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor Red Hat Inc.

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Input validation error

Risk: Medium

CVSSv3: 6.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-1723

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64: 8.0

dotnet5.0 (Red Hat package): before 5.0.102-2.el8_3

CPE External links

https://access.redhat.com/errata/RHSA-2021:0094

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.