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CVE-2020-29074

Status Candidate

Overview

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

Related Files

Debian Security Advisory 4799-1
Posted Nov 28, 2020
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4799-1 - Guenal Davalan reported a flaw in x11vnc, a VNC server to allow remote access to an existing X session. x11vnc creates shared memory segments with 0777 mode. A local attacker can take advantage of this flaw for information disclosure, denial of service or interfering with the VNC session of another user on the host.

tags | advisory, remote, denial of service, local, info disclosure
systems | linux, debian
advisories | CVE-2020-29074
SHA-256 | 6e35fbf88956a94bb03529ff9baef63632a0fad61fde4b835d48e9777fb9a807
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