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amazonAmazonALAS2-2023-2194
HistoryAug 03, 2023 - 6:10 p.m.

Important: cri-tools

2023-08-0318:10:00
alas.aws.amazon.com
13
cri-tools
http/1 client
host header
validation
security advisory
cve-2022-41723
cve-2023-29406
update
red hat
mitre
unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.6 High

AI Score

Confidence

High

0.024 Low

EPSS

Percentile

90.0%

Issue Overview:

http2/hpack: avoid quadratic complexity in hpack decoding (CVE-2022-41723)

The HTTP/1 client does not fully validate the contents of the Host header. A maliciously crafted Host header can inject additional headers or entire requests. With fix, the HTTP/1 client now refuses to send requests containing an invalid Request.Host or Request.URL.Host value. (CVE-2023-29406)

Affected Packages:

cri-tools

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update cri-tools to update your system.

New Packages:

aarch64:  
    cri-tools-1.26.1-1.amzn2.0.1.aarch64  
    cri-tools-debuginfo-1.26.1-1.amzn2.0.1.aarch64  
  
src:  
    cri-tools-1.26.1-1.amzn2.0.1.src  
  
x86_64:  
    cri-tools-1.26.1-1.amzn2.0.1.x86_64  
    cri-tools-debuginfo-1.26.1-1.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2022-41723, CVE-2023-29406

Mitre: CVE-2022-41723, CVE-2023-29406

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.6 High

AI Score

Confidence

High

0.024 Low

EPSS

Percentile

90.0%