8.8
HIGH
CVE-2019-14869
Integer Escape Privilege Escalation in Ghostscript Entsification
Description

A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.

INFO

Published Date :

Nov. 15, 2019, 12:15 p.m.

Last Modified :

Nov. 7, 2023, 3:05 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2019-14869 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Opensuse leap
1 Artifex ghostscript
: Total Affected Vendor : 3 | Products : 3
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-14869.

URL Resource
http://jvn.jp/en/jp/JVN52486659/index.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/11/15/1 Mailing List Patch Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0222 Third Party Advisory
https://bugs.ghostscript.com/show_bug.cgi?id=701841 Permissions Required
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869 Issue Tracking Patch Third Party Advisory
https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=485904772c5f
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/
https://seclists.org/bugtraq/2019/Nov/27 Issue Tracking Mailing List Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-14869 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-14869 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=485904772c5f [No types assigned]
    Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ [No types assigned]
    Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ [No types assigned]
    Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/ [No types assigned]
    Removed Reference Red Hat, Inc. https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f
    Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/
    Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/
    Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/
  • Modified Analysis by [email protected]

    Oct. 09, 2020

    Action Type Old Value New Value
    Changed Reference Type http://jvn.jp/en/jp/JVN52486659/index.html No Types Assigned http://jvn.jp/en/jp/JVN52486659/index.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html Mailing List, Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2020:0222 No Types Assigned https://access.redhat.com/errata/RHSA-2020:0222 Third Party Advisory
    Changed Reference Type https://bugs.ghostscript.com/show_bug.cgi?id=701841 Permissions Required, Vendor Advisory https://bugs.ghostscript.com/show_bug.cgi?id=701841 Permissions Required
    Changed Reference Type https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f Mailing List, Patch, Vendor Advisory https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f Patch, Vendor Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/ Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ Mailing List, Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ Mailing List, Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ Third Party Advisory
    Changed Reference Type https://seclists.org/bugtraq/2019/Nov/27 Mailing List, Third Party Advisory https://seclists.org/bugtraq/2019/Nov/27 Issue Tracking, Mailing List, Third Party Advisory
    Removed CWE NIST CWE-269
    Added CWE NIST CWE-732
    Removed CPE Configuration OR *cpe:2.3:a:redhat:3scale_api_management:2.6:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:8.1:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:8.0:*:*:*:*:*:*:*
    Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 05, 2020

    Action Type Old Value New Value
    Added Reference http://jvn.jp/en/jp/JVN52486659/index.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 30, 2020

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2020:0222 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 24, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Nov. 22, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2019/11/15/1 No Types Assigned http://www.openwall.com/lists/oss-security/2019/11/15/1 Mailing List, Patch, Third Party Advisory
    Changed Reference Type https://bugs.ghostscript.com/show_bug.cgi?id=701841 No Types Assigned https://bugs.ghostscript.com/show_bug.cgi?id=701841 Permissions Required, Vendor Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f No Types Assigned https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f Mailing List, Patch, Vendor Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ Mailing List, Third Party Advisory
    Changed Reference Type https://seclists.org/bugtraq/2019/Nov/27 No Types Assigned https://seclists.org/bugtraq/2019/Nov/27 Mailing List, Third Party Advisory
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:* versions from (including) 9.00 up to (excluding) 9.50
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:redhat:3scale_api_management:2.6:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:8.1:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:8.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 20, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 19, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 18, 2019

    Action Type Old Value New Value
    Changed Description A flaw was found in all versions of ghostscript 9.x before 9.28, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands. A flaw was found in all versions of ghostscript 9.x before 9.50, where the `.charkeys` procedure, where it did not properly secure its privileged calls, enabling scripts to bypass `-dSAFER` restrictions. An attacker could abuse this flaw by creating a specially crafted PostScript file that could escalate privileges within the Ghostscript and access files outside of restricted areas or execute commands.
  • CVE Modified by [email protected]

    Nov. 18, 2019

    Action Type Old Value New Value
    Added Reference https://seclists.org/bugtraq/2019/Nov/27 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 18, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 15, 2019

    Action Type Old Value New Value
    Added Reference https://bugs.ghostscript.com/show_bug.cgi?id=701841 [No Types Assigned]
    Added Reference https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 15, 2019

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2019/11/15/1 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-14869 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-14869 weaknesses.

CAPEC-107: Cross Site Tracing Cross Site Tracing CAPEC-234: Hijacking a privileged process Hijacking a privileged process CAPEC-1: Accessing Functionality Not Properly Constrained by ACLs Accessing Functionality Not Properly Constrained by ACLs CAPEC-17: Using Malicious Files Using Malicious Files CAPEC-60: Reusing Session IDs (aka Session Replay) Reusing Session IDs (aka Session Replay) CAPEC-61: Session Fixation Session Fixation CAPEC-62: Cross Site Request Forgery Cross Site Request Forgery CAPEC-122: Privilege Abuse Privilege Abuse CAPEC-127: Directory Indexing Directory Indexing CAPEC-180: Exploiting Incorrectly Configured Access Control Security Levels Exploiting Incorrectly Configured Access Control Security Levels CAPEC-206: Signing Malicious Code Signing Malicious Code CAPEC-234: Hijacking a privileged process Hijacking a privileged process CAPEC-642: Replace Binaries Replace Binaries
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.44 }} -0.01%

score

0.74276

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: