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amazonAmazonALAS2-2022-1755
HistoryMar 01, 2022 - 5:40 p.m.

Important: gegl

2022-03-0117:40:00
alas.aws.amazon.com
18
gegl
command execution
cve-2021-45463
amazon linux 2
update

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

High

EPSS

0.003

Percentile

68.6%

Issue Overview:

Due to the use of the system command in the Magick-Load op used by gegl an attacker is able to craft a command line path that is able to lead to the execution of arbitrary shell commands that impacts availability, confidentiality and integrity. (CVE-2021-45463)

Affected Packages:

gegl

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 gegl to update your system.

New Packages:

aarch64:  
    gegl-0.2.0-19.amzn2.1.aarch64  
    gegl-devel-0.2.0-19.amzn2.1.aarch64  
    gegl-debuginfo-0.2.0-19.amzn2.1.aarch64  
  
i686:  
    gegl-0.2.0-19.amzn2.1.i686  
    gegl-devel-0.2.0-19.amzn2.1.i686  
    gegl-debuginfo-0.2.0-19.amzn2.1.i686  
  
src:  
    gegl-0.2.0-19.amzn2.1.src  
  
x86_64:  
    gegl-0.2.0-19.amzn2.1.x86_64  
    gegl-devel-0.2.0-19.amzn2.1.x86_64  
    gegl-debuginfo-0.2.0-19.amzn2.1.x86_64  

Additional References

Red Hat: CVE-2021-45463

Mitre: CVE-2021-45463

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.8

Confidence

High

EPSS

0.003

Percentile

68.6%