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Redhat.comRH:CVE-2020-27792

HistoryOct 31, 2023 - 6:26 a.m.

CVE-2020-27792

2023-10-3106:26:08

redhat.com

access.redhat.com

cve-2020-27792

ghostscript

heap-based buffer overflow

lp8000_print_page()

gdevlp8k.c

memory corruption

denial of service

vulnerability

crafted pdf file

red hat product security

mitigation

deployment

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

6.9 Medium

AI Score

Confidence

High

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%

JSON

A heap-based buffer overwrite vulnerability was found in GhostScript’s lp8000_print_page() function in the gdevlp8k.c file. This flaw allows an attacker to trick a user into opening a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.