ALAS2023-2023-389: Security update for 19 packages

ALAS2023-2023-389, released October 16, 2023, fixes 1 CVE across 19 products. One of them is being exploited (CVE-2023-44487); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV

CVEs closed

None rated Critical

Exploited

CVE-2023-44487

Highest CVSS

7.5

Base score, 0 to 10

Highest EPSS

1.0000

99th percentile

Fixed package versions

Product	Release	Fixed in
aspnetcore-runtime-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
aspnetcore-targeting-pack-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet-apphost-pack-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-apphost-pack-6.0-debuginfo	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-host	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-host-debuginfo	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-hostfxr-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-hostfxr-6.0-debuginfo	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-runtime-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-runtime-6.0-debuginfo	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-sdk-6.0	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet-sdk-6.0-debuginfo	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet-sdk-6.0-source-built-artifacts	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet-targeting-pack-6.0	amzn 2023	6.0.23-1.amzn2023.0.1
dotnet-templates-6.0	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet6.0-debuginfo	amzn 2023	6.0.123-1.amzn2023.0.1
dotnet6.0-debugsource	amzn 2023	6.0.123-1.amzn2023.0.1
netstandard-targeting-pack-2.1	amzn 2023	6.0.123-1.amzn2023.0.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2023-44487	MITRE: CVE-2023-44487 HTTP/2 Rapid Reset Attack	7.5	1.0000	KEVExploited

Also fixes CVE-2023-44487

KB5031364
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5031361
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems and 2 more
KB5031354
Windows 11 Version 22H2 for ARM64-based Systems, Windows 11 Version 22H2 for x64-based Systems
KB5031358
Windows 11 version 21H2 for ARM64-based Systems, Windows 11 version 21H2 for x64-based Systems
KB5031356
Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems and 3 more
KB5031362
Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016 and 1 more
KB5032875
.NET 7.0
KB5032874
.NET 6.0

Vendor advisory

https://alas.aws.amazon.com/AL2023/ALAS-2023-389.html

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