9.8
CRITICAL
CVE-2014-8241
TigerVNC Denial of Service NULL Pointer Dereference
Description

XRegion in TigerVNC allows remote VNC servers to cause a denial of service (NULL pointer dereference) by leveraging failure to check a malloc return value, a similar issue to CVE-2014-6052.

INFO

Published Date :

Dec. 14, 2016, 10:59 p.m.

Last Modified :

Nov. 21, 2024, 2:18 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2014-8241 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 Redhat enterprise_linux_desktop
2 Redhat enterprise_linux_server
3 Redhat enterprise_linux_workstation
4 Redhat enterprise_linux_hpc_node
1 Tigervnc tigervnc

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-2014-8241 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2014-8241 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://seclists.org/oss-sec/2014/q4/278
    Added Reference http://seclists.org/oss-sec/2014/q4/300
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
    Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
    Added Reference http://www.securityfocus.com/bid/70390
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1151312
    Added Reference https://rhn.redhat.com/errata/RHSA-2015-2233.html
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Dec. 20, 2016

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html [No Types Assigned]
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 15, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1151312 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1151312 Issue Tracking
    Changed Reference Type http://seclists.org/oss-sec/2014/q4/300 No Types Assigned http://seclists.org/oss-sec/2014/q4/300 Mailing List
    Changed Reference Type https://rhn.redhat.com/errata/RHSA-2015-2233.html No Types Assigned https://rhn.redhat.com/errata/RHSA-2015-2233.html Third Party Advisory
    Changed Reference Type http://seclists.org/oss-sec/2014/q4/278 No Types Assigned http://seclists.org/oss-sec/2014/q4/278 Mailing List
    Changed Reference Type http://www.securityfocus.com/bid/70390 No Types Assigned http://www.securityfocus.com/bid/70390 Third Party Advisory, VDB Entry
    Added CWE CWE-476
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-2014-8241 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-2014-8241 weaknesses.

Exploit Prediction

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

1.40 }} 0.31%

score

0.86108

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability