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amazonAmazonALAS-2021-1496
HistoryMay 06, 2021 - 7:11 p.m.

Medium: busybox

2021-05-0619:11:00
alas.aws.amazon.com
22

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.008 Low

EPSS

Percentile

81.0%

JSON

Issue Overview:

decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data. (CVE-2021-28831)

Affected Packages:

busybox

Issue Correction:
Run yum update busybox to update your system.

New Packages:

i686:  
    busybox-1.19.3-2.12.amzn1.i686  
    busybox-petitboot-1.19.3-2.12.amzn1.i686  
  
src:  
    busybox-1.19.3-2.12.amzn1.src  
  
x86_64:  
    busybox-1.19.3-2.12.amzn1.x86_64  
    busybox-petitboot-1.19.3-2.12.amzn1.x86_64

Additional References

Red Hat: CVE-2021-28831

Mitre: CVE-2021-28831

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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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.008 Low

EPSS

Percentile

81.0%

JSON
Related for ALAS-2021-1496
openvas19cbl_mariner2ibm1nessus18redos8debian1ubuntu3archlinux2fedora3cve1redhatcve1osv5alpinelinux1debiancve1prion1gentoo1mageia1veracode1ubuntucve1suse3cloudfoundry1ics1avleonov1