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amazonAmazonALAS2-2023-2016
HistoryApr 13, 2023 - 7:28 p.m.

Important: pki-core

2023-04-1319:28:00
alas.aws.amazon.com
9
xml external entity attack
remote attacker
arbitrary file content
http requests
pki-core
security update
version 10.5.18-12.amzn2.0.2

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.7 High

AI Score

Confidence

High

0.035 Low

EPSS

Percentile

91.6%

Issue Overview:

Access to external entities when parsing XML documents can lead to XML external entity (XXE) attacks. This flaw allows a remote attacker to potentially retrieve the content of arbitrary files by sending specially crafted HTTP requests. (CVE-2022-2414)

Affected Packages:

pki-core

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 pki-core to update your system.

New Packages:

aarch64:  
    pki-symkey-10.5.18-12.amzn2.0.2.aarch64  
    pki-tools-10.5.18-12.amzn2.0.2.aarch64  
    pki-core-debuginfo-10.5.18-12.amzn2.0.2.aarch64  
  
i686:  
    pki-symkey-10.5.18-12.amzn2.0.2.i686  
    pki-tools-10.5.18-12.amzn2.0.2.i686  
    pki-core-debuginfo-10.5.18-12.amzn2.0.2.i686  
  
noarch:  
    pki-base-10.5.18-12.amzn2.0.2.noarch  
    pki-base-java-10.5.18-12.amzn2.0.2.noarch  
    pki-server-10.5.18-12.amzn2.0.2.noarch  
    pki-ca-10.5.18-12.amzn2.0.2.noarch  
    pki-kra-10.5.18-12.amzn2.0.2.noarch  
    pki-javadoc-10.5.18-12.amzn2.0.2.noarch  
  
src:  
    pki-core-10.5.18-12.amzn2.0.2.src  
  
x86_64:  
    pki-symkey-10.5.18-12.amzn2.0.2.x86_64  
    pki-tools-10.5.18-12.amzn2.0.2.x86_64  
    pki-core-debuginfo-10.5.18-12.amzn2.0.2.x86_64  

Additional References

Red Hat: CVE-2022-2414

Mitre: CVE-2022-2414

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.7 High

AI Score

Confidence

High

0.035 Low

EPSS

Percentile

91.6%