Improper Initialization Affecting libvncclient0 package, versions <0.9.10-4.14.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.39% (74th percentile)

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  • Snyk IDSNYK-SLES151-LIBVNCCLIENT0-2713081
  • published14 Apr 2022
  • disclosed4 May 2020

Introduced: 4 May 2020

CVE-2019-15681  (opens in a new tab)
CWE-665  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 libvncclient0 to version 0.9.10-4.14.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvncclient0 package and not the libvncclient0 package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak (CWE-655) in VNC server code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appear to be exploitable via network connectivity. These vulnerabilities have been fixed in commit d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a.

CVSS Scores

version 3.1