7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
AI Score
Confidence
High
0.01 Low
EPSS
Percentile
83.7%
Integer overflow in the MallocFrameBuffer function in vncviewer.c in LibVNCServer 0.9.9 and earlier allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via an advertisement for a large screen size, which triggers a heap-based buffer overflow.
lists.fedoraproject.org/pipermail/package-announce/2014-October/139654.html
lists.fedoraproject.org/pipermail/package-announce/2014-September/139445.html
lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
rhn.redhat.com/errata/RHSA-2015-0113.html
seclists.org/oss-sec/2014/q3/639
secunia.com/advisories/61506
www.debian.org/security/2014/dsa-3081
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www.openwall.com/lists/oss-security/2014/09/25/11
www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
www.securityfocus.com/bid/70093
github.com/newsoft/libvncserver/commit/045a044e8ae79db9244593fbce154cdf6e843273
lists.debian.org/debian-lts-announce/2019/10/msg00042.html
security.gentoo.org/glsa/201507-07
security.gentoo.org/glsa/201612-36
usn.ubuntu.com/4587-1/
www.kde.org/info/security/advisory-20140923-1.txt