PT-2024-5590 · Neat Vnc+2 · Neat Vnc+2

Dane Bouchie + 1 · Published 2024-08-01 · Updated 2024-11-23 · CVE-2024-42458

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Neat VNC versions prior to 0.8.1

Description The issue is related to a flaw in the authentication procedure of the server.c file in the Neat VNC server library, which allows remote access to computers. This flaw can be exploited by a remote attacker to bypass existing security restrictions. The problem is associated with the improper validation of the security type.

Recommendations For versions prior to 0.8.1, update to version 0.8.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the server.c file or implementing additional security measures to minimize the risk of exploitation.

Fix

Improper Authentication

RCE

Weakness Enumeration

CWE-287

CWE-20

Related Identifiers

ALT-PU-2024-15107

BDU:2024-06275

CVE-2024-42458

OPENSUSE-SU-2024:14238-1

Affected Products

Alt Linux

Debian

Neat Vnc

References · 22

• https://github.com/any1/neatvnc/releases/tag/v0.8.1 · Patch
• https://github.com/any1/neatvnc/compare/v0.8.0...v0.8.1 · Patch
• https://github.com/any1/neatvnc/commit/cc71650a69abc2573a0d96d082409d2468802d47 · Patch
• https://openwall.com/lists/oss-security/2024/08/02/1 · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2024:14238-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-06275 · Security Note
• https://osv.dev/vulnerability/CVE-2024-42458 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-42458 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-42458 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-42458 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2024-42458 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42458 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-42458 · Security Note
• https://t.me/avleonovcom/1425 · Telegram Post
• https://t.me/cvedetector/2325 · Telegram Post