CVE-2019-14869
moderate-risk
Published 2019-11-15
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.
Do I need to act?
-
0.27% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Vendors
References (24)
Third Party Advisory
http://jvn.jp/en/jp/JVN52486659/index.html
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0222
Permissions Required
https://bugs.ghostscript.com/show_bug.cgi?id=701841
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
Issue Tracking
https://seclists.org/bugtraq/2019/Nov/27
Third Party Advisory
http://jvn.jp/en/jp/JVN52486659/index.html
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0222
Permissions Required
https://bugs.ghostscript.com/show_bug.cgi?id=701841
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14869
and 4 more references
44
/ 100
moderate-risk
Severity
30/34 · Critical
Exploitability
1/34 · Minimal
Exposure
13/34 · Low