CVEvulnerability
CVE-2023-24626
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-04-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- Weaknesses
- CWE-732
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.
Affected configurations
• gnu screen (<= 4.9.0)
Related
Weakness · CWE (1)
- CWE-732 Incorrect Permission Assignment for Critical Resource weakness
References
- 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
- https://git.savannah.gnu.org/cgit/screen.git/patch/?id=e9ad41bfedb4537a6f0de20f00b27c7739f168f7 Mailing List, Patch
- https://savannah.gnu.org/bugs/?63195 Permissions Required
- https://security.netapp.com/advisory/ntap-20250509-0003/ security.netapp.com
- https://www.exploit-db.com/exploits/51252 Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/51252 Third Party Advisory, VDB Entry