Anolis OS update for dotnet3.1

1) Input validation error

EUVDB-ID: #VU67286

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-38013

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 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.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

dotnet-templates-3.1: before 3.1.423-1.0.1

dotnet-targeting-pack-3.1: before 3.1.29-1.0.1

dotnet-sdk-3.1-source-built-artifacts: before 3.1.423-1.0.1

dotnet-sdk-3.1: before 3.1.423-1.0.1

dotnet-runtime-3.1: before 3.1.29-1.0.1

dotnet-hostfxr-3.1: before 3.1.29-1.0.1

dotnet-apphost-pack-3.1: before 3.1.29-1.0.1

aspnetcore-targeting-pack-3.1: before 3.1.29-1.0.1

aspnetcore-runtime-3.1: before 3.1.29-1.0.1

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:8:*:*:*:*:*:*:*
• cpe:2.3:a:openanolis:dotnet-templates-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-targeting-pack-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-sdk-3_1-source-built-artifacts:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-sdk-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-runtime-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-hostfxr-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:dotnet-apphost-pack-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:aspnetcore-targeting-pack-3_1:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:a:openanolis:aspnetcore-runtime-3_1:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2022:0712

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.