CVE-2023-28484
Apache libxml2 NULL Pointer Dereference Vulnerability
Description
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.
INFO
Published Date :
April 24, 2023, 9:15 p.m.
Last Modified :
Nov. 21, 2024, 7:55 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2023-28484 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-28484.
| URL | Resource |
|---|---|
| https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 | Exploit Issue Tracking Patch Vendor Advisory |
| https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 | Release Notes |
| https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20230601-0006/ | |
| https://security.netapp.com/advisory/ntap-20240201-0005/ | |
| https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 | Exploit Issue Tracking Patch Vendor Advisory |
| https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 | Release Notes |
| https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20230601-0006/ | |
| https://security.netapp.com/advisory/ntap-20240201-0005/ |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Shell Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-28484 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-28484 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 Added Reference https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 Added Reference https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html Added Reference https://security.netapp.com/advisory/ntap-20230601-0006/ Added Reference https://security.netapp.com/advisory/ntap-20240201-0005/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 01, 2024
Action Type Old Value New Value Added Reference MITRE https://security.netapp.com/advisory/ntap-20240201-0005/ [No types assigned] -
CVE Modified by [email protected]
Jun. 01, 2023
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20230601-0006/ [No Types Assigned] -
Initial Analysis by [email protected]
May. 03, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 No Types Assigned https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 Exploit, Issue Tracking, Patch, Vendor Advisory Changed Reference Type https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 No Types Assigned https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 Release Notes Changed Reference Type https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html No Types Assigned https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html Mailing List, Third Party Advisory Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* versions up to (excluding) 2.10.4 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Apr. 30, 2023
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-28484 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-28484
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.20 }} 0.01%
score
0.57889
percentile