CVE-2019-14869
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 3.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 3.1% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 3.1% · EPSS, next 30 days
- Weakness
- CWE-648
- Record status
- Modified
Affected
- Artifex Ghostscript < 9.50
- Fedoraproject Fedora 29
- Fedoraproject Fedora 30
- Fedoraproject Fedora 31
- Opensuse Leap 15.0
- Opensuse Leap 15.1
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2019-14869.md and follow it. Check whether this project is affected by CVE-2019-14869. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.openwall.com/lists/oss-security/2019/11/15/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
- http://www.openwall.com/lists/oss-security/2019/11/15/1
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
References
- http://jvn.jp/en/jp/JVN52486659/index.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html
- http://www.openwall.com/lists/oss-security/2019/11/15/1
- https://access.redhat.com/errata/RHSA-2020:0222
- https://bugs.ghostscript.com/show_bug.cgi?id=701841
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
- 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
- http://jvn.jp/en/jp/JVN52486659/index.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00049.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00050.html
- http://www.openwall.com/lists/oss-security/2019/11/15/1
- https://access.redhat.com/errata/RHSA-2020:0222
- https://bugs.ghostscript.com/show_bug.cgi?id=701841
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
- 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