Unscored severity · published Dec 15, 2014
CVE-2014-6052
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to…
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CVSS
6.8%
EPSS
No
On KEV
Description
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message.
Exploitation
Is it being used?
Exploit prediction (EPSS)6.8% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0 · source: NVD
LI
Libvncserver · Libvncserver
through 0.9.9 · source: NVD
SO
Solaris · Oracle
11.3 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2014-6052
CVE.org
https://www.cve.org/CVERecord?id=CVE-2014-6052
lists.opensuse.org
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
Mailing List
http://seclists.org/oss-sec/2014/q3/639
Permissions Required
http://secunia.com/advisories/61506
Permissions Required
http://secunia.com/advisories/61682
Third Party Advisory
http://ubuntu.com/usn/usn-2365-1
Third Party Advisory
http://www.debian.org/security/2014/dsa-3081
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