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amazonAmazonALAS-2019-1213
HistoryMay 16, 2019 - 11:16 p.m.

Important: clamav

2019-05-1623:16:00
alas.aws.amazon.com
136

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

0.15 Low

EPSS

Percentile

95.8%

Issue Overview:

An out-of-bounds heap read condition may occur when scanning PDF documents. The defect is a failure to correctly keep track of the number of bytes remaining in a buffer when indexing file data. (CVE-2019-1787)

An out-of-bounds heap read condition may occur when scanning PE files (i.e. Windows EXE and DLL files) that have been packed using Aspack as a result of inadequate bound-checking. (CVE-2019-1789)

An out-of-bounds heap write condition may occur when scanning OLE2 files such as Microsoft Office 97-2003 documents. The invalid write happens when an invalid pointer is mistakenly used to initialize a 32bit integer to zero. This is likely to crash the application. (CVE-2019-1788)

Affected Packages:

clamav

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

New Packages:

i686:  
    clamav-lib-0.101.2-1.38.amzn1.i686  
    clamav-update-0.101.2-1.38.amzn1.i686  
    clamav-debuginfo-0.101.2-1.38.amzn1.i686  
    clamav-0.101.2-1.38.amzn1.i686  
    clamd-0.101.2-1.38.amzn1.i686  
    clamav-db-0.101.2-1.38.amzn1.i686  
    clamav-devel-0.101.2-1.38.amzn1.i686  
    clamav-milter-0.101.2-1.38.amzn1.i686  
  
noarch:  
    clamav-data-0.101.2-1.38.amzn1.noarch  
    clamav-filesystem-0.101.2-1.38.amzn1.noarch  
  
src:  
    clamav-0.101.2-1.38.amzn1.src  
  
x86_64:  
    clamav-lib-0.101.2-1.38.amzn1.x86_64  
    clamav-devel-0.101.2-1.38.amzn1.x86_64  
    clamav-db-0.101.2-1.38.amzn1.x86_64  
    clamav-debuginfo-0.101.2-1.38.amzn1.x86_64  
    clamd-0.101.2-1.38.amzn1.x86_64  
    clamav-0.101.2-1.38.amzn1.x86_64  
    clamav-milter-0.101.2-1.38.amzn1.x86_64  
    clamav-update-0.101.2-1.38.amzn1.x86_64  

Additional References

Red Hat: CVE-2019-1787, CVE-2019-1788, CVE-2019-1789

Mitre: CVE-2019-1787, CVE-2019-1788, CVE-2019-1789

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

0.15 Low

EPSS

Percentile

95.8%