Description

An issue was discovered in Apport before 2.20.4. In apport/ui.py, Apport reads the CrashDB field and it then evaluates the field as Python code if it begins with a "{". This allows remote attackers to execute arbitrary Python code.

INFO

Published Date :

Dec. 17, 2016, 3:59 a.m.

Last Modified :

Jan. 7, 2017, 3 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2016-9949 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-9949 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 Apport_project apport
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-2016-9949.

URL Resource
http://www.securityfocus.com/bid/95011 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3157-1
https://bugs.launchpad.net/apport/+bug/1648806 Issue Tracking Patch
https://donncha.is/2016/12/compromising-ubuntu-desktop/ Exploit Technical Description Third Party Advisory
https://github.com/DonnchaC/ubuntu-apport-exploitation Issue Tracking Third Party Advisory
https://www.exploit-db.com/exploits/40937/

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).

This project contains a PoC and exploit generator for a code execution bug in Ubuntu's Apport crash reporter

Python

Updated: 1 year, 3 months ago
95 stars 21 fork 21 watcher
Born at : Dec. 6, 2016, 10:47 p.m. This repo has been linked 3 different CVEs too.

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

The following list is the news that have been mention CVE-2016-9949 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-9949 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 [email protected]

    May. 14, 2024

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

    Jan. 07, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/40937/ [No Types Assigned]
    Added Reference http://www.ubuntu.com/usn/USN-3157-1 [No Types Assigned]
  • Modified Analysis by [email protected]

    Dec. 23, 2016

    Action Type Old Value New Value
    Changed Reference Type http://www.securityfocus.com/bid/95011 No Types Assigned http://www.securityfocus.com/bid/95011 Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Dec. 23, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/95011 [No Types Assigned]
  • Reanalysis by [email protected]

    Dec. 19, 2016

    Action Type Old Value New Value
    Changed Reference Type https://github.com/DonnchaC/ubuntu-apport-exploitation Issue Tracking, Patch https://github.com/DonnchaC/ubuntu-apport-exploitation Third Party Advisory, Issue Tracking
  • Reanalysis by [email protected]

    Dec. 19, 2016

    Action Type Old Value New Value
    Removed CWE CWE-264
  • Initial Analysis by [email protected]

    Dec. 19, 2016

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://donncha.is/2016/12/compromising-ubuntu-desktop/ No Types Assigned https://donncha.is/2016/12/compromising-ubuntu-desktop/ Third Party Advisory, Technical Description, Exploit
    Changed Reference Type https://bugs.launchpad.net/apport/+bug/1648806 No Types Assigned https://bugs.launchpad.net/apport/+bug/1648806 Issue Tracking, Patch
    Changed Reference Type https://github.com/DonnchaC/ubuntu-apport-exploitation No Types Assigned https://github.com/DonnchaC/ubuntu-apport-exploitation Issue Tracking, Patch
    Added CWE CWE-94
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:a:apport_project:apport:2.20.3:*:*:*:*:*:*:* (and previous)
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* (and previous)
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-2016-9949 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-2016-9949 weaknesses.

Exploit Prediction

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

0.57 }} 0.17%

score

0.74673

percentile

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