CVE-2023-47038 (GCVE-0-2023-47038)
Vulnerability from cvelistv5 – Published: 2023-12-18 13:43 – Updated: 2026-01-22 00:06
VLAI
EPSS
VEX
Title
Perl: write past buffer end via illegal user-defined unicode property
Summary
A vulnerability was found in perl 5.30.0 through 5.38.0. This issue occurs when a crafted regular expression is compiled by perl, which can allow an attacker controlled byte buffer overflow in a heap allocated buffer.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-11-27 20:34 UTC
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
14 references
| URL | Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2024:2228 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:3128 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/security/cve/CVE-2023-47038 | vdb-entryx_refsource_REDHAT |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug… | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2249523 | issue-trackingx_refsource_REDHAT |
| https://github.com/aquasecurity/trivy/discussions/8400 | |
| https://www.suse.com/security/cve/CVE-2023-47100.html | |
| https://ubuntu.com/security/CVE-2023-47100 | |
| https://github.com/Perl/perl5/commit/ff1f9f59360a… | |
| https://github.com/Perl/perl5/commit/7047915eef37… | |
| https://github.com/Perl/perl5/commit/12c313ce49b3… | |
| https://lists.fedoraproject.org/archives/list/pac… | x_transferred |
| https://perldoc.perl.org/perl5382delta#CVE-2023-4… | x_transferred |
| https://lists.fedoraproject.org/archives/list/pac… |
Impacted products
6 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
|
Affected:
5.30.0 , < 5.34.3
(semver)
Affected: 5.36.0 , < 5.36.3 (semver) Affected: 5.38.0 , < 5.38.2 (semver) |
||||
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
8100020240314121426.9fe1d287 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8::appstream |
||
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
4:5.32.1-481.el9 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9::appstream |
||
| Red Hat | Red Hat Enterprise Linux 6 |
cpe:/o:redhat:enterprise_linux:6
|
||
| Red Hat | Red Hat Enterprise Linux 7 |
cpe:/o:redhat:enterprise_linux:7
|
||
| Red Hat | Red Hat Enterprise Linux 8 |
cpe:/o:redhat:enterprise_linux:8
|
Date Public
2023-11-25 00:00
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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