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CVE-2018-18073

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Date: October 15, 2018

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Language: C

Severity Score

Related Resources (14)

http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html
https://usn.ubuntu.com/3803-1/
https://access.redhat.com/errata/RHSA-2018:3834
https://bugs.ghostscript.com/show_bug.cgi?id=699927
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
https://www.debian.org/security/2018/dsa-4336
http://www.openwall.com/lists/oss-security/2018/10/10/12
https://nvd.nist.gov/vuln/detail/CVE-2018-18073
https://access.redhat.com/security/cve/CVE-2018-18073
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c5695833361887fe0b32e8d987741c
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-18073
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690
https://security-tracker.debian.org/tracker/CVE-2018-18073
https://www.mend.io/vulnerability-database/CVE-2018-18073

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

Top Fix

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Upgrade Version

Upgrade to version ghostscript - 9.25-4;ghostscript - 9.50

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CVSS v3.1

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

CVSS v2

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

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