8.8
HIGH
CVE-2019-11759
Mozilla Firefox HMAC Validation Heap Overflow Vulnerability
Description

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

INFO

Published Date :

Jan. 8, 2020, 8:15 p.m.

Last Modified :

Feb. 1, 2023, 2:17 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2019-11759 has a 2 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-2019-11759 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
: Total Affected Vendor : 2 | Products : 4
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-2019-11759.

URL Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 Issue Tracking Permissions Required
https://security.gentoo.org/glsa/202003-10 Third Party Advisory
https://usn.ubuntu.com/4335-1/ Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2019-33/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-34/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-35/ Vendor Advisory

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).

Profile Photo
MrE-Fog/cryptofuzz

None

Makefile C++ C# D C Python Shell Ada Rust JavaScript

Updated: 1 year, 2 months ago
0 stars 0 fork 0 watcher
Born at : July 17, 2023, 7:18 p.m. This repo has been linked 4 different CVEs too.
Profile Photo
guidovranken/cryptofuzz

Fuzzing cryptographic libraries. Magic bug printer go brrrr.

fuzzing cryptography security testing

Makefile C++ Shell C Python Go PowerShell Roff JavaScript Rust

Updated: 3 weeks, 3 days ago
671 stars 75 fork 75 watcher
Born at : March 28, 2019, 6:26 p.m. This repo has been linked 4 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-2019-11759 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-11759 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]

    Feb. 01, 2023

    Action Type Old Value New Value
    Changed Reference Type https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 Permissions Required https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 Issue Tracking, Permissions Required
    Changed Reference Type https://security.gentoo.org/glsa/202003-10 No Types Assigned https://security.gentoo.org/glsa/202003-10 Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/4335-1/ No Types Assigned https://usn.ubuntu.com/4335-1/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
  • CVE Modified by [email protected]

    Apr. 29, 2020

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/4335-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 14, 2020

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202003-10 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 13, 2020

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 No Types Assigned https://bugzilla.mozilla.org/show_bug.cgi?id=1577953 Permissions Required
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-33/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-33/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-34/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-34/ Vendor Advisory
    Changed Reference Type https://www.mozilla.org/security/advisories/mfsa2019-35/ No Types Assigned https://www.mozilla.org/security/advisories/mfsa2019-35/ Vendor Advisory
    Added CWE NIST CWE-120
    Added CPE Configuration OR *cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* versions up to (excluding) 70.0 *cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* versions up to (excluding) 68.2 *cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* versions up to (excluding) 68.2
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-2019-11759 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-2019-11759 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers
Exploit Prediction

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

1.39 }} 0.17%

score

0.84908

percentile

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