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Family: Gentoo Local Security Checks --> Category: infos
[GLSA-200608-05] LibVNCServer: Authentication bypass Vulnerability Scan
Vulnerability Scan Summary LibVNCServer: Authentication bypass
Detailed Explanation for this Vulnerability Test
The remote host is affected by the vulnerability described in GLSA-200608-05
(LibVNCServer: Authentication bypass)
LibVNCServer fails to properly validate protocol types effectively
letting users decide what protocol to use, such as "Type 1 - None".
LibVNCServer will accept this security type, even if it is not offered
by the server.
Impact
A possible hacker could use this vulnerability to gain unauthorized access
with the rights of the user running the VNC server.
Workaround
There is no known workaround at this time.
References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2450
Solution:
All LibVNCServer users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libvncserver-0.8.2"
Threat Level: High
Click HERE for more information and discussions on this network vulnerability scan.
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