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amazonAmazonALAS-2023-1725
HistoryMar 30, 2023 - 10:50 p.m.

Important: ghostscript

2023-03-3022:50:00
alas.aws.amazon.com
7

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.3 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

39.7%

Issue Overview:

A heap-based buffer over write vulnerability was found in GhostScript’s lp8000_print_page() function in gdevlp8k.c file. An attacker could trick a user to open a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service. (CVE-2020-27792)

Affected Packages:

ghostscript

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

New Packages:

i686:  
    ghostscript-doc-8.70-24.27.amzn1.i686  
    ghostscript-8.70-24.27.amzn1.i686  
    ghostscript-devel-8.70-24.27.amzn1.i686  
    ghostscript-debuginfo-8.70-24.27.amzn1.i686  
  
src:  
    ghostscript-8.70-24.27.amzn1.src  
  
x86_64:  
    ghostscript-devel-8.70-24.27.amzn1.x86_64  
    ghostscript-doc-8.70-24.27.amzn1.x86_64  
    ghostscript-8.70-24.27.amzn1.x86_64  
    ghostscript-debuginfo-8.70-24.27.amzn1.x86_64  

Additional References

Red Hat: CVE-2020-27792

Mitre: CVE-2020-27792

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

3.3 Low

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

39.7%