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amazonAmazonALAS2-2023-2074
HistoryJun 05, 2023 - 4:39 p.m.

Medium: rsync

2023-06-0516:39:00
alas.aws.amazon.com
14
zlib security vulnerability
rsync package
amazon linux 2

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.8 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.6%

JSON

Issue Overview:

A security vulnerability was found in zlib. The flaw triggered a heap-based buffer in inflate in the inflate.c function via a large gzip header extra field. This flaw is only applicable in the call inflateGetHeader. (CVE-2022-37434)

Affected Packages:

rsync

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 rsync to update your system.

New Packages:

aarch64:  
    rsync-3.1.2-11.amzn2.0.2.aarch64  
    rsync-debuginfo-3.1.2-11.amzn2.0.2.aarch64  
  
i686:  
    rsync-3.1.2-11.amzn2.0.2.i686  
    rsync-debuginfo-3.1.2-11.amzn2.0.2.i686  
  
src:  
    rsync-3.1.2-11.amzn2.0.2.src  
  
x86_64:  
    rsync-3.1.2-11.amzn2.0.2.x86_64  
    rsync-debuginfo-3.1.2-11.amzn2.0.2.x86_64

Additional References

Red Hat: CVE-2022-37434

Mitre: CVE-2022-37434

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9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.8 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.6%

JSON
Related for ALAS2-2023-2074
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