CVE-2018-5178

8.1 HIGH
Published: June 11, 2018 Modified: November 25, 2025
View on NVD

Description

A buffer overflow was found during UTF8 to Unicode string conversion within JavaScript with extremely large amounts of data. This vulnerability requires the use of a malicious or vulnerable legacy extension in order to occur. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/104138
Source: security@mozilla.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040898
Source: security@mozilla.org
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:1414
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1415
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1725
Source: security@mozilla.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1726
Source: security@mozilla.org
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1443891
Source: security@mozilla.org
Issue Tracking Permissions Required Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html
Source: security@mozilla.org
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html
Source: security@mozilla.org
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201810-01
Source: security@mozilla.org
Third Party Advisory
https://security.gentoo.org/glsa/201811-13
Source: security@mozilla.org
Third Party Advisory
https://usn.ubuntu.com/3660-1/
Source: security@mozilla.org
Third Party Advisory
https://www.debian.org/security/2018/dsa-4199
Source: security@mozilla.org
Third Party Advisory
https://www.debian.org/security/2018/dsa-4209
Source: security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-12/
Source: security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-13/
Source: security@mozilla.org
Vendor Advisory
http://www.securityfocus.com/bid/104138
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040898
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:1414
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1415
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1725
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1726
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1443891
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Permissions Required Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201810-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.gentoo.org/glsa/201811-13
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3660-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2018/dsa-4199
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2018/dsa-4209
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-12/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-13/
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

32 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.1 / 10.0
EPSS (Exploit Probability)
18.2%
95th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

mozilla debian redhat canonical

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