5.0
MEDIUM
CVE-2014-6053
LibVNCServer ClientCutText Denial of Service
Description

The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon crash) via a crafted message that is processed by using a single unchecked malloc.

INFO

Published Date :

Dec. 15, 2014, 6:59 p.m.

Last Modified :

Nov. 21, 2024, 2:13 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2014-6053 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Libvncserver libvncserver
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2014-6053.

URL Resource
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
http://seclists.org/oss-sec/2014/q3/639 Mailing List Third Party Advisory
http://secunia.com/advisories/61506
http://secunia.com/advisories/61682
http://ubuntu.com/usn/usn-2365-1 Third Party Advisory
http://www.debian.org/security/2014/dsa-3081 Third Party Advisory
http://www.ocert.org/advisories/ocert-2014-007.html Third Party Advisory US Government Resource
http://www.openwall.com/lists/oss-security/2014/09/25/11 Mailing List Third Party Advisory
https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html
https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
https://security.gentoo.org/glsa/201507-07
https://usn.ubuntu.com/4573-1/
https://usn.ubuntu.com/4587-1/
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
http://seclists.org/oss-sec/2014/q3/639 Mailing List Third Party Advisory
http://secunia.com/advisories/61506
http://secunia.com/advisories/61682
http://ubuntu.com/usn/usn-2365-1 Third Party Advisory
http://www.debian.org/security/2014/dsa-3081 Third Party Advisory
http://www.ocert.org/advisories/ocert-2014-007.html Third Party Advisory US Government Resource
http://www.openwall.com/lists/oss-security/2014/09/25/11 Mailing List Third Party Advisory
https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html
https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
https://security.gentoo.org/glsa/201507-07
https://usn.ubuntu.com/4573-1/
https://usn.ubuntu.com/4587-1/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2014-6053 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2014-6053 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
    Added Reference http://seclists.org/oss-sec/2014/q3/639
    Added Reference http://secunia.com/advisories/61506
    Added Reference http://secunia.com/advisories/61682
    Added Reference http://ubuntu.com/usn/usn-2365-1
    Added Reference http://www.debian.org/security/2014/dsa-3081
    Added Reference http://www.ocert.org/advisories/ocert-2014-007.html
    Added Reference http://www.openwall.com/lists/oss-security/2014/09/25/11
    Added Reference https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28
    Added Reference https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
    Added Reference https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html
    Added Reference https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
    Added Reference https://security.gentoo.org/glsa/201507-07
    Added Reference https://usn.ubuntu.com/4573-1/
    Added Reference https://usn.ubuntu.com/4587-1/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 23, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4587-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 14, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4573-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 21, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 29, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 31, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 22, 2016

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201507-07 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 07, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 02, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:libvncserver:libvncserver:0.9.9:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:a:libvncserver:libvncserver:0.9.9:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Configuration 3 OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
    Changed Reference Type http://seclists.org/oss-sec/2014/q3/639 No Types Assigned http://seclists.org/oss-sec/2014/q3/639 Third Party Advisory, Mailing List
    Changed Reference Type http://www.debian.org/security/2014/dsa-3081 No Types Assigned http://www.debian.org/security/2014/dsa-3081 Third Party Advisory
    Changed Reference Type http://ubuntu.com/usn/usn-2365-1 No Types Assigned http://ubuntu.com/usn/usn-2365-1 Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2014/09/25/11 No Types Assigned http://www.openwall.com/lists/oss-security/2014/09/25/11 Third Party Advisory, Mailing List
    Changed Reference Type https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 Vendor Advisory https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 Issue Tracking, Patch
  • CVE Modified by [email protected]

    Mar. 12, 2015

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2014/dsa-3081
  • Modified Analysis by [email protected]

    Dec. 16, 2014

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:libvncserver:libvncserver:0.9.9:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Changed Reference Type https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 No Types Assigned https://github.com/newsoft/libvncserver/commit/6037a9074d52b1963c97cb28ea1096c7c14cbf28 Advisory
    Changed Reference Type http://www.ocert.org/advisories/ocert-2014-007.html US Govt Resource http://www.ocert.org/advisories/ocert-2014-007.html Advisory, US Govt Resource
    Added CWE CWE-19
  • Initial Analysis by [email protected]

    Dec. 16, 2014

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2014-6053 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2014-6053 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

11.96 }} -0.47%

score

0.95318

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability