Red Hat Enterprise Linux update for rh-dotnet50-dotnet

1) Information disclosure

EUVDB-ID: #VU57311

Risk: Low

CVSSv3.1: 5 [CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-41355

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in .NET Core and Visual Studio. A remote attacker on the local network can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

rh-dotnet50-dotnet (Red Hat package): 5.0.102-1.el7_9 - 5.0.206-1.el7_9

External links

http://access.redhat.com/errata/RHSA-2021:3818

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.