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amazonAmazonALAS-2024-2403
HistoryJan 03, 2024 - 9:04 p.m.

Medium: snakeyaml

2024-01-0321:04:00
alas.aws.amazon.com
12
snakeyaml
denial of service
cve-2022-38750
cve-2022-38751
update
amazon linux 2
red hat
mitre
unix

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.001

Percentile

46.9%

Issue Overview:

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow. (CVE-2022-38750)

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow. (CVE-2022-38751)

Affected Packages:

snakeyaml

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 snakeyaml to update your system.

New Packages:

noarch:  
    snakeyaml-1.11-8.amzn2.0.2.noarch  
    snakeyaml-javadoc-1.11-8.amzn2.0.2.noarch  
  
src:  
    snakeyaml-1.11-8.amzn2.0.2.src  

Additional References

Red Hat: CVE-2022-38750, CVE-2022-38751

Mitre: CVE-2022-38750, CVE-2022-38751

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.001

Percentile

46.9%