UBUNTU-CVE-2018-18495

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2018-18495
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-18495.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-18495
Upstream
  • CVE-2018-18495
Downstream
Related
Published
2018-12-11T00:00:00Z
Modified
2025-09-08T16:45:04Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions. This could allow an extension to interfere with the loading and usage of these pages and use capabilities that were intended to be restricted from extensions. This vulnerability affects Firefox < 64.

References

Affected packages

Ubuntu:14.04:LTS / firefox

Package

Name
firefox
Purl
pkg:deb/ubuntu/firefox@64.0+build3-0ubuntu0.14.04.1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
64.0+build3-0ubuntu0.14.04.1

Affected versions

24.*

24.0+build1-0ubuntu1

25.*

25.0+build3-0ubuntu0.13.10.1

28.*

28.0~b2+build1-0ubuntu2
28.0+build1-0ubuntu1
28.0+build2-0ubuntu1
28.0+build2-0ubuntu2

29.*

29.0+build1-0ubuntu0.14.04.2

30.*

30.0+build1-0ubuntu0.14.04.3

31.*

31.0+build1-0ubuntu0.14.04.1

32.*

32.0+build1-0ubuntu0.14.04.1
32.0.3+build1-0ubuntu0.14.04.1

33.*

33.0+build2-0ubuntu0.14.04.1

34.*

34.0+build2-0ubuntu0.14.04.1

35.*

35.0+build3-0ubuntu0.14.04.2
35.0.1+build1-0ubuntu0.14.04.1

36.*

36.0+build2-0ubuntu0.14.04.4
36.0.1+build2-0ubuntu0.14.04.1
36.0.4+build1-0ubuntu0.14.04.1

37.*

37.0+build2-0ubuntu0.14.04.1
37.0.1+build1-0ubuntu0.14.04.1
37.0.2+build1-0ubuntu0.14.04.1

38.*

38.0+build3-0ubuntu0.14.04.1

39.*

39.0+build5-0ubuntu0.14.04.1
39.0.3+build2-0ubuntu0.14.04.1

40.*

40.0+build4-0ubuntu0.14.04.1
40.0+build4-0ubuntu0.14.04.4
40.0.3+build1-0ubuntu0.14.04.1

41.*

41.0+build3-0ubuntu0.14.04.1
41.0.1+build2-0ubuntu0.14.04.1
41.0.2+build2-0ubuntu0.14.04.1

42.*

42.0+build2-0ubuntu0.14.04.1

43.*

43.0+build1-0ubuntu0.14.04.1
43.0.4+build3-0ubuntu0.14.04.1

44.*

44.0+build3-0ubuntu0.14.04.1
44.0.1+build2-0ubuntu0.14.04.1
44.0.2+build1-0ubuntu0.14.04.1

45.*

45.0+build2-0ubuntu0.14.04.1
45.0.1+build1-0ubuntu0.14.04.2
45.0.2+build1-0ubuntu0.14.04.1

46.*

46.0+build5-0ubuntu0.14.04.2
46.0.1+build1-0ubuntu0.14.04.3

47.*

47.0+build3-0ubuntu0.14.04.1

48.*

48.0+build2-0ubuntu0.14.04.1

49.*

49.0+build4-0ubuntu0.14.04.1
49.0.2+build2-0ubuntu0.14.04.1

50.*

50.0+build2-0ubuntu0.14.04.2
50.0.2+build1-0ubuntu0.14.04.1
50.1.0+build2-0ubuntu0.14.04.1

51.*

51.0.1+build2-0ubuntu0.14.04.1
51.0.1+build2-0ubuntu0.14.04.2

52.*

52.0+build2-0ubuntu0.14.04.1
52.0.1+build2-0ubuntu0.14.04.1
52.0.2+build1-0ubuntu0.14.04.1

53.*

53.0+build6-0ubuntu0.14.04.1
53.0.2+build1-0ubuntu0.14.04.2
53.0.3+build1-0ubuntu0.14.04.2

54.*

54.0+build3-0ubuntu0.14.04.1

55.*

55.0.1+build2-0ubuntu0.14.04.2
55.0.2+build1-0ubuntu0.14.04.1

56.*

56.0+build6-0ubuntu0.14.04.1
56.0+build6-0ubuntu0.14.04.2

57.*

57.0+build4-0ubuntu0.14.04.4
57.0+build4-0ubuntu0.14.04.5
57.0.1+build2-0ubuntu0.14.04.1
57.0.3+build1-0ubuntu0.14.04.1
57.0.4+build1-0ubuntu0.14.04.1

58.*

58.0+build6-0ubuntu0.14.04.1
58.0.1+build1-0ubuntu0.14.04.1
58.0.2+build1-0ubuntu0.14.04.1

59.*

59.0+build5-0ubuntu0.14.04.1
59.0.1+build1-0ubuntu0.14.04.1
59.0.2+build1-0ubuntu0.14.04.1
59.0.2+build1-0ubuntu0.14.04.4

60.*

60.0+build2-0ubuntu0.14.04.1
60.0.1+build2-0ubuntu0.14.04.1
60.0.2+build1-0ubuntu0.14.04.1

61.*

61.0+build3-0ubuntu0.14.04.2
61.0.1+build1-0ubuntu0.14.04.1

62.*

62.0+build2-0ubuntu0.14.04.3
62.0+build2-0ubuntu0.14.04.4
62.0+build2-0ubuntu0.14.04.5
62.0.3+build1-0ubuntu0.14.04.2

63.*

63.0+build2-0ubuntu0.14.04.2
63.0.3+build1-0ubuntu0.14.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "firefox",
            "binary_version": "64.0+build3-0ubuntu0.14.04.1"
        },
        {
            "binary_name": "firefox-dev",
            "binary_version": "64.0+build3-0ubuntu0.14.04.1"
        },
        {
            "binary_name": "firefox-globalmenu",
            "binary_version": "64.0+build3-0ubuntu0.14.04.1"
        },
        {
            "binary_name": "firefox-mozsymbols",
            "binary_version": "64.0+build3-0ubuntu0.14.04.1"
        },
        {
            "binary_name": "firefox-testsuite",
            "binary_version": "64.0+build3-0ubuntu0.14.04.1"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / firefox

Package

Name
firefox
Purl
pkg:deb/ubuntu/firefox@64.0+build3-0ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
64.0+build3-0ubuntu0.16.04.1

Affected versions

41.*

41.0.2+build2-0ubuntu1

42.*

42.0+build2-0ubuntu1

44.*

44.0+build3-0ubuntu2
44.0.1+build1-0ubuntu1
44.0.2+build1-0ubuntu1

45.*

45.0+build2-0ubuntu1
45.0.1+build1-0ubuntu1
45.0.2+build1-0ubuntu1

46.*

46.0+build5-0ubuntu0.16.04.2
46.0.1+build1-0ubuntu0.16.04.2

47.*

47.0+build3-0ubuntu0.16.04.1

48.*

48.0+build2-0ubuntu0.16.04.1

49.*

49.0+build4-0ubuntu0.16.04.1
49.0.2+build2-0ubuntu0.16.04.2

50.*

50.0+build2-0ubuntu0.16.04.2
50.0.2+build1-0ubuntu0.16.04.1
50.1.0+build2-0ubuntu0.16.04.1

51.*

51.0.1+build2-0ubuntu0.16.04.1
51.0.1+build2-0ubuntu0.16.04.2

52.*

52.0+build2-0ubuntu0.16.04.1
52.0.1+build2-0ubuntu0.16.04.1
52.0.2+build1-0ubuntu0.16.04.1

53.*

53.0+build6-0ubuntu0.16.04.1
53.0.2+build1-0ubuntu0.16.04.2
53.0.3+build1-0ubuntu0.16.04.2

54.*

54.0+build3-0ubuntu0.16.04.1

55.*

55.0.1+build2-0ubuntu0.16.04.2
55.0.2+build1-0ubuntu0.16.04.1

56.*

56.0+build6-0ubuntu0.16.04.1
56.0+build6-0ubuntu0.16.04.2

57.*

57.0+build4-0ubuntu0.16.04.5
57.0+build4-0ubuntu0.16.04.6
57.0.1+build2-0ubuntu0.16.04.1
57.0.3+build1-0ubuntu0.16.04.1
57.0.4+build1-0ubuntu0.16.04.1

58.*

58.0+build6-0ubuntu0.16.04.1
58.0.1+build1-0ubuntu0.16.04.1
58.0.2+build1-0ubuntu0.16.04.1

59.*

59.0+build5-0ubuntu0.16.04.1
59.0.1+build1-0ubuntu0.16.04.1
59.0.2+build1-0ubuntu0.16.04.1
59.0.2+build1-0ubuntu0.16.04.3

60.*

60.0+build2-0ubuntu0.16.04.1
60.0.1+build2-0ubuntu0.16.04.1
60.0.2+build1-0ubuntu0.16.04.1

61.*

61.0+build3-0ubuntu0.16.04.2
61.0.1+build1-0ubuntu0.16.04.1

62.*

62.0+build2-0ubuntu0.16.04.3
62.0+build2-0ubuntu0.16.04.4
62.0+build2-0ubuntu0.16.04.5
62.0.3+build1-0ubuntu0.16.04.2

63.*

63.0+build2-0ubuntu0.16.04.2
63.0.3+build1-0ubuntu0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "firefox",
            "binary_version": "64.0+build3-0ubuntu0.16.04.1"
        },
        {
            "binary_name": "firefox-dev",
            "binary_version": "64.0+build3-0ubuntu0.16.04.1"
        },
        {
            "binary_name": "firefox-globalmenu",
            "binary_version": "64.0+build3-0ubuntu0.16.04.1"
        },
        {
            "binary_name": "firefox-mozsymbols",
            "binary_version": "64.0+build3-0ubuntu0.16.04.1"
        },
        {
            "binary_name": "firefox-testsuite",
            "binary_version": "64.0+build3-0ubuntu0.16.04.1"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / firefox

Package

Name
firefox
Purl
pkg:deb/ubuntu/firefox@64.0+build3-0ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
64.0+build3-0ubuntu0.18.04.1

Affected versions

56.*

56.0+build6-0ubuntu1

57.*

57.0.1+build2-0ubuntu1

59.*

59.0.1+build1-0ubuntu1
59.0.2+build1-0ubuntu1

60.*

60.0+build2-0ubuntu1
60.0.1+build2-0ubuntu0.18.04.1
60.0.2+build1-0ubuntu0.18.04.1

61.*

61.0+build3-0ubuntu0.18.04.1
61.0.1+build1-0ubuntu0.18.04.1

62.*

62.0+build2-0ubuntu0.18.04.3
62.0+build2-0ubuntu0.18.04.4
62.0+build2-0ubuntu0.18.04.5
62.0.3+build1-0ubuntu0.18.04.1

63.*

63.0+build2-0ubuntu0.18.04.2
63.0.3+build1-0ubuntu0.18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "firefox",
            "binary_version": "64.0+build3-0ubuntu0.18.04.1"
        },
        {
            "binary_name": "firefox-dev",
            "binary_version": "64.0+build3-0ubuntu0.18.04.1"
        },
        {
            "binary_name": "firefox-globalmenu",
            "binary_version": "64.0+build3-0ubuntu0.18.04.1"
        },
        {
            "binary_name": "firefox-mozsymbols",
            "binary_version": "64.0+build3-0ubuntu0.18.04.1"
        },
        {
            "binary_name": "firefox-testsuite",
            "binary_version": "64.0+build3-0ubuntu0.18.04.1"
        }
    ],
    "availability": "No subscription required"
}