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amazonAmazonALAS-2023-1854
HistorySep 27, 2023 - 10:15 p.m.

Medium: ghostscript

2023-09-2722:15:00
alas.aws.amazon.com
12
ghostscript
buffer overflow
pcx_write_rle
remote attack
denial of service
crafted pdf
cve-2020-16305

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

71.2%

JSON

Issue Overview:

A buffer overflow vulnerability in pcx_write_rle() in contrib/japanese/gdev10v.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51. (CVE-2020-16305)

Affected Packages:

ghostscript

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

New Packages:

i686:  
    ghostscript-devel-8.70-24.31.amzn1.i686  
    ghostscript-debuginfo-8.70-24.31.amzn1.i686  
    ghostscript-8.70-24.31.amzn1.i686  
    ghostscript-doc-8.70-24.31.amzn1.i686  
  
src:  
    ghostscript-8.70-24.31.amzn1.src  
  
x86_64:  
    ghostscript-doc-8.70-24.31.amzn1.x86_64  
    ghostscript-debuginfo-8.70-24.31.amzn1.x86_64  
    ghostscript-devel-8.70-24.31.amzn1.x86_64  
    ghostscript-8.70-24.31.amzn1.x86_64

Additional References

Red Hat: CVE-2020-16305

Mitre: CVE-2020-16305

OSVersionArchitecturePackageVersionFilename
Amazon Linux1i686ghostscript-devel< 8.70-24.31.amzn1ghostscript-devel-8.70-24.31.amzn1.i686.rpm
Amazon Linux1i686ghostscript-debuginfo< 8.70-24.31.amzn1ghostscript-debuginfo-8.70-24.31.amzn1.i686.rpm
Amazon Linux1i686ghostscript< 8.70-24.31.amzn1ghostscript-8.70-24.31.amzn1.i686.rpm
Amazon Linux1i686ghostscript-doc< 8.70-24.31.amzn1ghostscript-doc-8.70-24.31.amzn1.i686.rpm
Amazon Linux1x86_64ghostscript-doc< 8.70-24.31.amzn1ghostscript-doc-8.70-24.31.amzn1.x86_64.rpm
Amazon Linux1x86_64ghostscript-debuginfo< 8.70-24.31.amzn1ghostscript-debuginfo-8.70-24.31.amzn1.x86_64.rpm
Amazon Linux1x86_64ghostscript-devel< 8.70-24.31.amzn1ghostscript-devel-8.70-24.31.amzn1.x86_64.rpm
Amazon Linux1x86_64ghostscript< 8.70-24.31.amzn1ghostscript-8.70-24.31.amzn1.x86_64.rpm

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4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

71.2%

JSON
Related for ALAS-2023-1854
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