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amazonAmazonALAS-2019-1221
HistoryJun 05, 2019 - 5:12 p.m.

Critical: exim

2019-06-0517:12:00
alas.aws.amazon.com
242

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

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.974 High

EPSS

Percentile

99.9%

Issue Overview:

A flaw was found in Exim versions 4.87 to 4.91 before release 1.20 (inclusive). Improper validation of recipient address in deliver_message() function in /src/deliver.c may lead to remote command execution. (CVE-2019-10149)

Affected Packages:

exim

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

New Packages:

i686:  
    exim-pgsql-4.91-1.20.amzn1.i686  
    exim-mysql-4.91-1.20.amzn1.i686  
    exim-greylist-4.91-1.20.amzn1.i686  
    exim-debuginfo-4.91-1.20.amzn1.i686  
    exim-mon-4.91-1.20.amzn1.i686  
    exim-4.91-1.20.amzn1.i686  
  
src:  
    exim-4.91-1.20.amzn1.src  
  
x86_64:  
    exim-debuginfo-4.91-1.20.amzn1.x86_64  
    exim-pgsql-4.91-1.20.amzn1.x86_64  
    exim-4.91-1.20.amzn1.x86_64  
    exim-greylist-4.91-1.20.amzn1.x86_64  
    exim-mon-4.91-1.20.amzn1.x86_64  
    exim-mysql-4.91-1.20.amzn1.x86_64  

Additional References

Red Hat: CVE-2019-10149

Mitre: CVE-2019-10149

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

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.974 High

EPSS

Percentile

99.9%