9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
0.015 Low
EPSS
Percentile
86.6%
An out-of-bounds read during the processing of glyph widths during text
layout. This results in a potentially exploitable crash and could allow an
attacker to read otherwise inaccessible memory. This vulnerability affects
Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox <
53.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 16.04 | noarch | thunderbird | < 1:52.1.1+build1-0ubuntu0.16.04.1 | UNKNOWN |
ubuntu | 16.10 | noarch | thunderbird | < 1:52.1.1+build1-0ubuntu0.16.10.1 | UNKNOWN |
ubuntu | 17.04 | noarch | thunderbird | < 1:52.1.1+build1-0ubuntu0.17.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | thunderbird | < 1:52.1.1+build1-0ubuntu0.14.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | firefox | < 53.0+build6-0ubuntu0.14.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | firefox | < 53.0+build6-0ubuntu0.16.04.1 | UNKNOWN |
ubuntu | 16.10 | noarch | firefox | < 53.0+build6-0ubuntu0.16.10.1 | UNKNOWN |
ubuntu | 17.04 | noarch | firefox | < 53.0+build6-0ubuntu0.17.04.1 | UNKNOWN |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5447
launchpad.net/bugs/cve/CVE-2017-5447
nvd.nist.gov/vuln/detail/CVE-2017-5447
security-tracker.debian.org/tracker/CVE-2017-5447
ubuntu.com/security/notices/USN-3260-1
ubuntu.com/security/notices/USN-3278-1
www.mozilla.org/en-US/security/advisories/mfsa2017-10/#CVE-2017-5447
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
6.4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
0.015 Low
EPSS
Percentile
86.6%