CVE-2018-19476

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

3.04% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 87.4% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-11-23 05:00Z7 YR AGO

Last updated

2024-08-05 11:37Z2 YR AGO

Reserved

2018-11-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-704Incorrect Type Conversion or CastClass
• CWE-843Access of Resource Using Incompatible Type ('Type Confusion')Base

Data version

5.1

Document digest

0c1d603a717808c11eb8963380f5162d1bf869575602e7031739d179ca3b6f05

• www.debian.orgDSA-4346https://www.debian.org/security/2018/dsa-4346vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2019:0229https://access.redhat.com/errata/RHSA-2019:0229vendor-advisoryx_refsource_REDHAT
• bugs.ghostscript.comhttps://bugs.ghostscript.com/show_bug.cgi?id=700169x_refsource_MISC
• usn.ubuntu.comUSN-3831-1https://usn.ubuntu.com/3831-1/vendor-advisoryx_refsource_UBUNTU
• git.ghostscript.comhttp://git.ghostscript.com/?p=ghostpdl.git%3Bh=434753adbe8be5534bfb9b7d91746023e8073d16x_refsource_MISC
• semmle.comhttps://semmle.com/news/semmle-discovers-severe-vulnerability-ghostscript-postscript-pdfx_refsource_MISC
• git.ghostscript.comhttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=67d760ab775dae4efe803b5944b0439aa3c0b04ax_refsource_MISC
• www.securityfocus.com106154http://www.securityfocus.com/bid/106154vdb-entryx_refsource_BID
• lists.debian.org[debian-lts-announce] 20181128 [SECURITY] [DLA 1598-1] ghostscript security updatehttps://lists.debian.org/debian-lts-announce/2018/11/msg00036.htmlmailing-listx_refsource_MLIST
• www.ghostscript.comhttps://www.ghostscript.com/doc/9.26/History9.htm#Version9.26x_refsource_MISC
• access.redhat.comRHBA-2019:0327https://access.redhat.com/errata/RHBA-2019:0327vendor-advisoryx_refsource_REDHAT