CVE-2014-6054

Description

The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling factor in a (1) PalmVNCSetScaleFactor or (2) SetScale message.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 43.84% Top 5%
Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ocert.org/advisories/ocert-2014-007.html third party advisory us government resource
http://www.securityfocus.com/bid/70094 vdb entry
http://secunia.com/advisories/61682 third party advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html vendor advisory
https://github.com/newsoft/libvncserver/commit/05a9bd41a8ec0a9d580a8f420f41718bdd235446 patch issue tracking
http://secunia.com/advisories/61506 third party advisory
http://www.openwall.com/lists/oss-security/2014/09/25/11 third party advisory mailing list
http://seclists.org/oss-sec/2014/q3/639 third party advisory mailing list
https://security.gentoo.org/glsa/201507-07 vendor advisory
http://www.ubuntu.com/usn/USN-2365-1 third party advisory vendor advisory
http://www.debian.org/security/2014/dsa-3081 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html mailing list
https://usn.ubuntu.com/4587-1/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-6054?
CVE-2014-6054 has been scored as a medium severity vulnerability.
How to fix CVE-2014-6054?
To fix CVE-2014-6054, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-6054 being actively exploited in the wild?
It is possible that CVE-2014-6054 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~44% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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