CVE-2018-12359

Advisory lineage Upstream: 0 Downstream: 27
Modified
Published: 18 Oct 2018, 13:00
Last modified:05 Aug 2024, 08:30

Vulnerability Summary

Overall Risk (default)
medium
36/100
CVSS Score
8.8 HIGH
v3.0 (nvd)
EPSS Score
4.92% LOW
5% probability +1.75%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Oct 2018, 13:00
Published
Vulnerability first disclosed
05 Aug 2024, 08:30
Last Modified
Vulnerability information updated

Description

A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be written outside of the currently computed boundaries. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

CVSS Metrics

  • v3.0•HIGH•Score: 8.8CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • v2.0•MEDIUM•Score: 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 4.92%• Percentile: 90%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • canonical•ubuntu_linux

    14.04 | 16.04 | 17.10 | 18.04

  • debian•debian_linux

    8.0 | 9.0

  • Unknown•Firefox

    < 61.0 | ≥ unspecified, < 61

  • mozilla•firefox_esr

    < 52.9 | ≥ 53.0, < 60.1 | ≥ unspecified, < 60.1 | ≥ unspecified, < 52.9

  • mozilla•thunderbird

    < 52.9 | 52.9.1 | ≥ unspecified, < 60 | ≥ unspecified, < 52.9

  • redhat•enterprise_linux_desktop

    6.0 | 7.0

  • redhat•enterprise_linux_server

    6.0 | 7.0

  • redhat•enterprise_linux_server_aus

    7.6

  • redhat•enterprise_linux_server_eus

    7.5 | 7.6

  • redhat•enterprise_linux_server_tus

    7.6

  • redhat•enterprise_linux_workstation

    6.0 | 7.0

References (20)