SARA / Free Tools / CVE / CVE-2023-4042

CVE-2023-4042 — A flaw was found in ghostscript

A flaw was found in ghostscript. The fix for CVE-2020-16305 in ghostscript was not included in RHSA-2021:1852-06 advisory as it was claimed to be. This issue only affects the ghostscript package as shipped with Red Hat Enterprise Linux 8.

CVSS
5.5 MEDIUM
EPSS
0.04% (top 89.80%)
CWE
CWE-125
Published
2023-08-23T12:19:29.156Z
Last modified
2025-11-21T07:05:10.400Z
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

01What is this vulnerability?

A flaw was found in ghostscript. The fix for CVE-2020-16305 in ghostscript was not included in RHSA-2021:1852-06 advisory as it was claimed to be. This issue only affects the ghostscript package as shipped with Red Hat Enterprise Linux 8.

02Affected products

VendorProductVersions
Red HatRed Hat Enterprise Linux 80:9.27-11.el8
Red HatRed Hat Enterprise Linux 6unspecified
Red HatRed Hat Enterprise Linux 7unspecified
Red HatRed Hat Enterprise Linux 8unspecified
Red HatRed Hat Enterprise Linux 9unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

CVE-2020-16305
Cited in vendor advisory

08Timeline

09References

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