Executive Summary

Informations
Name CVE-2016-9942 First vendor Publication 2016-12-31
Vendor Cve Last vendor Modification 2020-10-23

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed length exceeds what is specified by the tile dimensions.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9942

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Nessus® Vulnerability Scanner

Date Description
2017-07-17 Name : The remote Fedora host is missing a security update.
File : fedora_2017-6125002d79.nasl - Type : ACT_GATHER_INFO
2017-05-26 Name : The remote Fedora host is missing a security update.
File : fedora_2017-0e08170fd3.nasl - Type : ACT_GATHER_INFO
2017-05-26 Name : The remote Fedora host is missing a security update.
File : fedora_2017-dd5d2381e4.nasl - Type : ACT_GATHER_INFO
2017-05-01 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2017-1046.nasl - Type : ACT_GATHER_INFO
2017-03-08 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-0622-1.nasl - Type : ACT_GATHER_INFO
2017-02-21 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201702-24.nasl - Type : ACT_GATHER_INFO
2017-02-21 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-0519-1.nasl - Type : ACT_GATHER_INFO
2017-01-12 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-0104-1.nasl - Type : ACT_GATHER_INFO
2017-01-12 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3171-1.nasl - Type : ACT_GATHER_INFO
2017-01-10 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_64be967ad37911e6a071001e67f15f5a.nasl - Type : ACT_GATHER_INFO
2017-01-06 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3753.nasl - Type : ACT_GATHER_INFO
2017-01-04 Name : The remote Debian host is missing a security update.
File : debian_DLA-777.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/95170
CONFIRM https://github.com/LibVNC/libvncserver/pull/137
https://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.11
DEBIAN http://www.debian.org/security/2017/dsa-3753
GENTOO https://security.gentoo.org/glsa/201702-24
MLIST https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
UBUNTU https://usn.ubuntu.com/4587-1/

Alert History

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Date Informations
2021-05-04 12:54:50
  • Multiple Updates
2021-04-22 02:07:25
  • Multiple Updates
2020-10-23 17:22:44
  • Multiple Updates
2020-05-23 00:54:06
  • Multiple Updates
2017-07-18 13:24:51
  • Multiple Updates
2017-07-01 09:23:47
  • Multiple Updates
2017-05-27 13:25:58
  • Multiple Updates
2017-05-02 13:24:37
  • Multiple Updates
2017-03-09 13:22:49
  • Multiple Updates
2017-02-22 13:21:09
  • Multiple Updates
2017-01-18 09:28:29
  • Multiple Updates
2017-01-13 13:24:47
  • Multiple Updates
2017-01-11 13:25:28
  • Multiple Updates
2017-01-07 13:25:59
  • Multiple Updates
2017-01-05 13:20:47
  • Multiple Updates
2017-01-04 17:19:20
  • Multiple Updates
2017-01-04 09:23:00
  • Multiple Updates
2016-12-31 21:25:04
  • First insertion