9.8
CRITICAL
CVE-2016-5276
Mozilla Firefox Use-After-Free Vulnerability
Description

Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via an aria-owns attribute.

INFO

Published Date :

Sept. 22, 2016, 10:59 p.m.

Last Modified :

Oct. 22, 2024, 1:54 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2016-5276 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-2016-5276 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 Mozilla firefox
2 Mozilla firefox_esr

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).

Canonical source for Mozilla Foundation Security Advisories. http://www.mozilla.org/security/announce/

Python Shell

Updated: 2 months, 2 weeks ago
19 stars 31 fork 31 watcher
Born at : July 3, 2014, 8:16 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-2016-5276 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-5276 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.

  • CPE Deprecation Remap by [email protected]

    Oct. 22, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:mozilla:firefox_esr:45.1.0:*:*:*:*:*:*:* OR *cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 21, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:mozilla:firefox_esr:45.2.0:*:*:*:*:*:*:* OR *cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 21, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:mozilla:firefox_esr:45.1.1:*:*:*:*:*:*:* OR *cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 21, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:mozilla:firefox_esr:45.3.0:*:*:*:*:*:*:* OR *cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jun. 12, 2018

    Action Type Old Value New Value
    Changed Description Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0 and Firefox ESR 45.x before 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via an aria-owns attribute. Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via an aria-owns attribute.
    Added Reference https://www.mozilla.org/security/advisories/mfsa2016-88/ [No Types Assigned]
    Added Reference https://www.mozilla.org/security/advisories/mfsa2016-86/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 05, 2018

    Action Type Old Value New Value
    Added Reference http://rhn.redhat.com/errata/RHSA-2016-1912.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 30, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1036852 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201701-15 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 18, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3674 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/93049 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 27, 2016

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
  • Modified Analysis by [email protected]

    Sep. 23, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:mozilla:firefox_esr:45.1.0:*:*:*:*:*:*:* *cpe:2.3:a:mozilla:firefox_esr:45.1.1:*:*:*:*:*:*:* *cpe:2.3:a:mozilla:firefox_esr:45.2.0:*:*:*:*:*:*:* *cpe:2.3:a:mozilla:firefox_esr:45.3.0:*:*:*:*:*:*:* *cpe:2.3:a:mozilla:firefox:48.0.2:*:*:*:*:*:*:* (and previous)
    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.mozilla.org/show_bug.cgi?id=1287721 No Types Assigned https://bugzilla.mozilla.org/show_bug.cgi?id=1287721 Issue Tracking
    Changed Reference Type http://www.mozilla.org/security/announce/2016/mfsa2016-85.html No Types Assigned http://www.mozilla.org/security/announce/2016/mfsa2016-85.html Vendor Advisory
    Added CWE CWE-416
  • Initial Analysis by [email protected]

    Sep. 23, 2016

    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-2016-5276 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-2016-5276 weaknesses.

Exploit Prediction

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

8.37 }} 0.17%

score

0.94561

percentile

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