8.8
HIGH
CVE-2019-11740
Mozilla Firefox Memory Corruption Code Execution Vulnerability
Description

Mozilla developers and community members reported memory safety bugs present in Firefox 68, Firefox ESR 68, and Firefox 60.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

INFO

Published Date :

Sept. 27, 2019, 6:15 p.m.

Last Modified :

March 31, 2022, 5:49 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2019-11740 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
3 Mozilla thunderbird
1 Canonical ubuntu_linux
1 Opensuse leap
References to Advisories, Solutions, and Tools

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-2019-11740 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-11740 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
  • Modified Analysis by [email protected]

    Mar. 31, 2022

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html Mailing List, Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/201911-07 No Types Assigned https://security.gentoo.org/glsa/201911-07 Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4150-1/ No Types Assigned https://usn.ubuntu.com/4150-1/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-119 CWE-787
  • CVE Modified by [email protected]

    Nov. 25, 2019

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201911-07 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4150-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 06, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 05, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 04, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Oct. 02, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://bugzilla.mozilla.org/buglist.cgi?bug_id=1563133%2C1573160 No Types Assigned https://bugzilla.mozilla.org/buglist.cgi?bug_id=1563133%2C1573160 Issue Tracking, Not Applicable, Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-25/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-25/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-26/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-26/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-27/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-27/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-29/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-29/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-30/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-30/ Vendor Advisory
    Added CWE CWE-119
    Added CPE Configuration OR *cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* versions up to (excluding) 69.0 *cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* versions up to (excluding) 60.9.0 *cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* versions from (including) 68.0 up to (excluding) 68.1.0 *cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* versions up to (excluding) 60.9.0 *cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* versions from (including) 68.0 up to (excluding) 68.1.0
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-2019-11740 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-2019-11740 weaknesses.

Exploit Prediction

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

0.72 }} 0.01%

score

0.80887

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability