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CVE-2020-29074

Published: 25 November 2020

scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows access by actors other than the current user.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
x11vnc
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Needed

groovy Ignored
(end of life)
hirsute Not vulnerable
(0.9.16-5)
impish Not vulnerable
(0.9.16-5)
jammy Not vulnerable
(0.9.16-5)
kinetic Not vulnerable
(0.9.16-5)
lunar Not vulnerable
(0.9.16-5)
mantic Not vulnerable
(0.9.16-5)
noble Not vulnerable
(0.9.16-5)
trusty Not vulnerable
(code not present)
upstream
Released (0.9.16-5)
xenial Not vulnerable
(code not present)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H