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CVE-2019-14869

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Date: November 15, 2019

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.

Language: POSTSCRIPT

Severity Score

Related Resources (18)

http://jvn.jp/en/jp/JVN52486659/index.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2Q4E3OTDAJRSUCOBTDQO7Y5UTE2FFMLF/
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
https://nvd.nist.gov/vuln/detail/CVE-2019-14869
https://access.redhat.com/errata/RHSA-2020:0222
https://seclists.org/bugtraq/2019/Nov/27
https://security.alpinelinux.org/vuln/CVE-2019-14869
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IX55AEDERTDFEZAROKZW64MZRPLINEGI/
http://www.openwall.com/lists/oss-security/2019/11/15/1
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HC4REO73BEJOJAU7NHFHJECAUAYJUE3H/
https://security-tracker.debian.org/tracker/CVE-2019-14869
https://bugs.ghostscript.com/show_bug.cgi?id=701841
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-14869
https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=485904772c5f
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html
https://access.redhat.com/security/cve/CVE-2019-14869
https://www.mend.io/vulnerability-database/CVE-2019-14869

Severity Score

Weakness Type (CWE)

Improper Privilege Management

CWE-269

Incorrect Permission Assignment for Critical Resource

CWE-732

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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