7.8
HIGH
CVE-2023-43787
"LibX11 Arbitrary Code Execution Vulnerability"
Description

A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.

INFO

Published Date :

Oct. 10, 2023, 1:15 p.m.

Last Modified :

Nov. 21, 2024, 8:24 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2023-43787 has a 5 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2023-43787 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux
1 Fedoraproject fedora
1 X.org libx11

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

Makefile Shell M4 C Perl

Updated: 1 week, 4 days ago
0 stars 0 fork 0 watcher
Born at : Dec. 11, 2024, 8:40 a.m. This repo has been linked 5 different CVEs too.

Core X11 protocol client library

Makefile Shell M4 C Perl

Updated: 2 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : April 13, 2024, 4:12 p.m. This repo has been linked 5 different CVEs too.

None

Updated: 11 months ago
0 stars 0 fork 0 watcher
Born at : Jan. 16, 2024, 8:04 p.m. This repo has been linked 2 different CVEs too.

None

Makefile Shell M4 C Perl

Updated: 1 year, 1 month ago
0 stars 0 fork 0 watcher
Born at : Nov. 5, 2023, 5:32 p.m. This repo has been linked 5 different CVEs too.

None

Makefile Shell M4 C Perl

Updated: 2 years, 3 months ago
0 stars 1 fork 1 watcher
Born at : Aug. 15, 2022, 11:38 a.m. This repo has been linked 5 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-43787 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-43787 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 http://www.openwall.com/lists/oss-security/2024/01/24/9
    Added Reference https://access.redhat.com/errata/RHSA-2024:2145
    Added Reference https://access.redhat.com/errata/RHSA-2024:2973
    Added Reference https://access.redhat.com/security/cve/CVE-2023-43787
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2242254
    Added Reference https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/
    Added Reference https://security.netapp.com/advisory/ntap-20231103-0006/
  • CVE Modified by [email protected]

    Sep. 16, 2024

    Action Type Old Value New Value
    Removed Reference Red Hat, Inc. https://security.netapp.com/advisory/ntap-20231103-0006/
    Removed Reference Red Hat, Inc. http://www.openwall.com/lists/oss-security/2024/01/24/9
    Removed Reference Red Hat, Inc. https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/
  • CVE Modified by [email protected]

    May. 22, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:2973 [No types assigned]
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 30, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:2145 [No types assigned]
  • CVE Modified by [email protected]

    Mar. 05, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/ [No types assigned]
  • CVE Modified by [email protected]

    Jan. 24, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. http://www.openwall.com/lists/oss-security/2024/01/24/9 [No types assigned]
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added CWE Red Hat, Inc. CWE-122
  • CVE Modified by [email protected]

    Nov. 04, 2023

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20231103-0006/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Oct. 13, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://access.redhat.com/security/cve/CVE-2023-43787 No Types Assigned https://access.redhat.com/security/cve/CVE-2023-43787 Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2242254 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2242254 Issue Tracking, Third Party Advisory
    Added CWE NIST CWE-190
    Added CPE Configuration OR *cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:* versions up to (excluding) 1.8.7
    Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 12, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 Red Hat, Inc. AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-43787 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-2023-43787 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} -0.00%

score

0.05715

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
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