01 Record

CVE-2018-16509

An issue was discovered in Artifex Ghostscript before 9.24. Incorrect "restoration of privilege" checking during handling of /invalidaccess exceptions could be used by attackers able to supply crafted

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

03 Exploitation and scoring

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: 92.50% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 99.8% 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.

04 Metadata

Published: 2018-09-05 06:00Z8 YR AGO
Last updated: 2024-08-05 10:24Z2 YR AGO
Reserved: 2018-09-04
Assigning CNA: mitre
Record state: PUBLISHED
Severity: Not rated by the issuing CNA
CNA CVSS vector: Not published by the issuing CNA
Weaknesses: No CWE assigned
Data version: 5.1
Document digest: b897b2032560699a679e6008b36dd6a89991a5777483cf1a81852f4a039e9da2