Vulnerability Details : CVE-2023-4042
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.
Vulnerability category: Memory Corruption
Products affected by CVE-2023-4042
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0_ppc64le:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0_s390x:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems:8.0_s390x:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:8.0_ppc64le:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_arm_64:8.0_aarch64:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:codeready_linux_builder_for_arm64:8.0_aarch64:*:*:*:*:*:*:*
- cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-4042
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 4 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-4042
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2023-4042
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: secalert@redhat.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-4042
-
https://access.redhat.com/security/cve/CVE-2023-4042
CVE-2023-4042- Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=2228151
2228151 – (CVE-2023-4042) CVE-2023-4042 ghostscript: Incomplete fix for CVE-2020-16305Issue Tracking;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2023:7053
RHSA-2023:7053 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1870257
1870257 – (CVE-2020-16305) CVE-2020-16305 ghostscript: buffer overflow in pcx_write_rle() in contrib/japanese/gdev10v.c could result in a DoSIssue Tracking;Third Party Advisory
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