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amazonAmazonALAS-2017-837
HistoryJun 06, 2017 - 4:51 p.m.

Important: ghostscript

2017-06-0616:51:00
alas.aws.amazon.com
24

6.8 Medium

CVSS2

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

7.8 High

CVSS3

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

0.49 Medium

EPSS

Percentile

97.5%

Issue Overview:

It was found that ghostscript did not properly validate the parameters passed
to the .rsdparams and .eqproc functions. During its execution, a specially
crafted PostScript document could execute code in the context of the ghostscript
process, bypassing the -dSAFER protection. (CVE-2017-8291)

Affected Packages:

ghostscript

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

New Packages:

i686:  
    ghostscript-8.70-23.25.amzn1.i686  
    ghostscript-debuginfo-8.70-23.25.amzn1.i686  
    ghostscript-doc-8.70-23.25.amzn1.i686  
    ghostscript-devel-8.70-23.25.amzn1.i686  
  
src:  
    ghostscript-8.70-23.25.amzn1.src  
  
x86_64:  
    ghostscript-doc-8.70-23.25.amzn1.x86_64  
    ghostscript-devel-8.70-23.25.amzn1.x86_64  
    ghostscript-debuginfo-8.70-23.25.amzn1.x86_64  
    ghostscript-8.70-23.25.amzn1.x86_64  

Additional References

Red Hat: CVE-2017-8291

Mitre: CVE-2017-8291

6.8 Medium

CVSS2

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

7.8 High

CVSS3

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

0.49 Medium

EPSS

Percentile

97.5%