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amazonAmazonALAS-2023-2339
HistoryNov 09, 2023 - 7:19 p.m.

Important: nerdctl

2023-11-0919:19:00
alas.aws.amazon.com
5
nerdctl
security update
http/2 protocol
denial of service
xss attack
amazon linux 2
cve-2023-3978
cve-2023-39325

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

7.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.002 Low

EPSS

Percentile

59.0%

Issue Overview:

2024-02-01: CVE-2023-3978 was added to this advisory.

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. (CVE-2023-39325)

Text nodes not in the HTML namespace are incorrectly literally rendered, causing text which should be escaped to not be. This could lead to an XSS attack. (CVE-2023-3978)

Affected Packages:

nerdctl

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 nerdctl to update your system.

New Packages:

aarch64:  
    nerdctl-1.6.2-1.amzn2.0.2.aarch64  
    nerdctl-debuginfo-1.6.2-1.amzn2.0.2.aarch64  
  
src:  
    nerdctl-1.6.2-1.amzn2.0.2.src  
  
x86_64:  
    nerdctl-1.6.2-1.amzn2.0.2.x86_64  
    nerdctl-debuginfo-1.6.2-1.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2023-39325, CVE-2023-3978

Mitre: CVE-2023-39325, CVE-2023-3978

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

7.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.002 Low

EPSS

Percentile

59.0%