Information Exposure Affecting libvncserver-devel package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-CENTOS7-LIBVNCSERVERDEVEL-1992450
  • published26 Jul 2021
  • disclosed17 Jun 2020

Introduced: 17 Jun 2020

CVE-2018-21247  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 libvncserver-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvncserver-devel package and not the libvncserver-devel package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

An issue was discovered in LibVNCServer before 0.9.13. There is an information leak (of uninitialized memory contents) in the libvncclient/rfbproto.c ConnectToRFBRepeater function.

CVSS Scores

version 3.1