Vulnerability Report

CVE-2023-28484

Title: Xmlsoft Libxml2 Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2023-28484.

CWE Category CWE-476
Published Date Apr 24, 2023
Modified Date May 30, 2025
Exploit Status Not Found
Score 6.5 CVSS v3.1
Exploit Probability (EPSS)
1.09%

Vulnerability Summary

CVE-2023-28484: In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c.

Impacted Vendors

X
xmlsoft 1

Reference Links

https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html https://security.netapp.com/advisory/ntap-20230601-0006/ https://security.netapp.com/advisory/ntap-20240201-0005/ https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html https://security.netapp.com/advisory/ntap-20230601-0006/ https://security.netapp.com/advisory/ntap-20240201-0005/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-28484 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.