1. Home
  2. Vulnerabilities
  3. CVE-2018-18500

CVE-2018-18500

CVSS v3.0 9.8 (Critical)
98% Progress
CVSS v2.0 7.5 (High)
75% Progress
EPSS 28.82 % (97th)
28.82% Progress
Affected Products 11
Advisories 29
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5, Firefox ESR < 60.5, and Firefox < 65.

Weaknesses
CWE-416
Use After Free
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2019-02-05 21:29:00
(5 years ago)
Updated Date
2019-04-02 07:29:06
(5 years ago)

Affected Products

Canonical

Debian

Mozilla

Redhat

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 65.0 version cpe:2.3:a:mozilla:firefox < 65.0
  Mozilla Firefox Esr prior 60.5 version cpe:2.3:a:mozilla:firefox_esr < 60.5
  Mozilla Thunderbird prior 60.5 version cpe:2.3:a:mozilla:thunderbird < 60.5

Configuration #2

    CPE23 From Up To
  Canonical Ubuntu Linux 14.04 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts
  Canonical Ubuntu Linux 18.04 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts
  Canonical Ubuntu Linux 18.10 cpe:2.3:o:canonical:ubuntu_linux:18.10

Configuration #3

    CPE23 From Up To
  Debian Linux 8.0 cpe:2.3:o:debian:debian_linux:8.0
  Debian Linux 9.0 cpe:2.3:o:debian:debian_linux:9.0

Configuration #4

    CPE23 From Up To
  Redhat Enterprise Linux Desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0
  Redhat Enterprise Linux Desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
  Redhat Enterprise Linux Server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0
  Redhat Enterprise Linux Server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0
  Redhat Enterprise Linux Server Aus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6
  Redhat Enterprise Linux Server Eus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6
  Redhat Enterprise Linux Server Tus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6
  Redhat Enterprise Linux Workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0
  Redhat Enterprise Linux Workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0