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EulerOS 2.0 SP11 : tigervnc (EulerOS-SA-2026-2267)

critical Nessus Plugin ID 319991

Synopsis

The remote EulerOS host is missing a security update.

Description

According to the versions of the tigervnc packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

 In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions.(CVE-2026-34352)

Tenable has extracted the preceding description block directly from the EulerOS tigervnc security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected tigervnc packages.

See Also

http://www.nessus.org/u?e1875765

Plugin Details

Severity: Critical

ID: 319991

File Name: EulerOS_SA-2026-2267.nasl

Version: 1.1

Type: Local

Published: 6/9/2026

Updated: 6/9/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-34352

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:tigervnc-server-module, p-cpe:/a:huawei:euleros:tigervnc-license, p-cpe:/a:huawei:euleros:tigervnc-server-minimal, p-cpe:/a:huawei:euleros:tigervnc-help, cpe:/o:huawei:euleros:2.0

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/EulerOS/release, Host/EulerOS/rpm-list, Host/EulerOS/sp

Excluded KB Items: Host/EulerOS/uvp_version

Exploit Ease: No known exploits are available

Patch Publication Date: 6/8/2026

Vulnerability Publication Date: 3/26/2026

Reference Information

CVE: CVE-2026-34352