CVE-2023-24626

medium

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.

References

https://www.exploit-db.com/exploits/51252

https://savannah.gnu.org/bugs/?63195

https://git.savannah.gnu.org/cgit/screen.git/patch/?id=e9ad41bfedb4537a6f0de20f00b27c7739f168f7

Details

Source: Mitre, NVD

Published: 2023-04-08

Updated: 2023-04-19

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Severity: Medium