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Debian Security Bug TrackerDEBIANCVE:CVE-2023-24626HistoryApr 08, 2023 - 5:15 a.m.
CVE-2023-24626
2023-04-0805:15:07
Debian Security Bug Tracker
security-tracker.debian.org
55
cve-2023-24626
socket.c
gnu screen
setuid
setgid
arch linux
freebsd
sighup
denial of service
disruption
unix
CVSS3
6.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS
0.001
Percentile
26.4%
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | screen | <= 4.9.0-4 | screen_4.9.0-4_all.deb |
| Debian | 11 | all | screen | <= 4.8.0-6 | screen_4.8.0-6_all.deb |
| Debian | 999 | all | screen | < 4.9.1-1 | screen_4.9.1-1_all.deb |
| Debian | 13 | all | screen | < 4.9.1-1 | screen_4.9.1-1_all.deb |
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CVE-2023-24626
2023-04-08 00:00:00
CVSS3
6.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS
0.001
Percentile
26.4%
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