CVE-2018-19409
CVE-2018-19409 is a critical-severity vulnerability in Artifex Ghostscript with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 8% (94th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Artifex Ghostscript
- Published:
- Last modified:
Description
An issue was discovered in Artifex Ghostscript before 9.26. LockSafetyParams is not checked correctly if another device is used.
Frequently asked questions
- What is CVE-2018-19409?
- An issue was discovered in Artifex Ghostscript before 9.26. LockSafetyParams is not checked correctly if another device is used.
- How severe is CVE-2018-19409?
- CVE-2018-19409 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-19409 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-19409?
- CVE-2018-19409 primarily affects Artifex Ghostscript. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-19409?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-19409 published?
- CVE-2018-19409 was published on 2018-11-21 and last updated on 2026-06-17.
References
- http://www.securityfocus.com/bid/105990
- https://access.redhat.com/errata/RHSA-2018:3834
- https://bugs.ghostscript.com/show_bug.cgi?id=700176
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=661e8d8fb8248c38d67958beda32f3a5876d0c3f
- https://lists.debian.org/debian-lts-announce/2018/11/msg00036.html
- https://security.gentoo.org/glsa/201811-12
- https://usn.ubuntu.com/3831-1/
- https://www.debian.org/security/2018/dsa-4346
- https://www.ghostscript.com/doc/9.26/History9.htm#Version9.26
Affected products (12)
- cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
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