CVE-2023-24626
"GNU Screen SIGHUP Privilege Escalation Vulnerability"
Description
socket.c in GNU Screen through 4.9.0, when installed setuid or setgid (the default on platforms such as Arch Linux and FreeBSD), allows local users to send a privileged SIGHUP signal to any PID, causing a denial of service or disruption of the target process.
INFO
Published Date :
April 8, 2023, 5:15 a.m.
Last Modified :
April 19, 2023, 1:23 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
4.0
Exploitability Score :
2.0
Public PoC/Exploit Available at Github
CVE-2023-24626 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-2023-24626.
| URL | Resource |
|---|---|
| https://git.savannah.gnu.org/cgit/screen.git/patch/?id=e9ad41bfedb4537a6f0de20f00b27c7739f168f7 | Mailing List Patch |
| https://savannah.gnu.org/bugs/?63195 | Permissions Required |
| https://www.exploit-db.com/exploits/51252 | Third Party Advisory VDB Entry |
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).
A centralized repository of standalone security patches for open source libraries.
appsec backport cve devsecops fix hotfix open-source patch protection remediation seal security update upgrade vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-24626 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-24626 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 [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Apr. 19, 2023
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H -
Initial Analysis by [email protected]
Apr. 14, 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://git.savannah.gnu.org/cgit/screen.git/patch/?id=e9ad41bfedb4537a6f0de20f00b27c7739f168f7 No Types Assigned https://git.savannah.gnu.org/cgit/screen.git/patch/?id=e9ad41bfedb4537a6f0de20f00b27c7739f168f7 Mailing List, Patch Changed Reference Type https://savannah.gnu.org/bugs/?63195 No Types Assigned https://savannah.gnu.org/bugs/?63195 Permissions Required Changed Reference Type https://www.exploit-db.com/exploits/51252 No Types Assigned https://www.exploit-db.com/exploits/51252 Third Party Advisory, VDB Entry Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:gnu:screen:*:*:*:*:*:*:*:* versions up to (including) 4.9.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-24626 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-2023-24626
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} 0.00%
score
0.24260
percentile