Description
Memory safety bugs were reported in Firefox ESR 52.6. These bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 52.7 and Thunderbird < 52.7.
References (15)
Core 15
Core References
Issue Tracking, Permissions Required, Third Party Advisory x_refsource_confirm
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1261175%2C1348955
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4139
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201811-13
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0527
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3545-1/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/03/msg00010.html
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-09/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-07/
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0526
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/03/msg00029.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4155
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0648
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:0647
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1040514
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/103384
Scores
CVSS v3
9.8
EPSS
0.0202
EPSS Percentile
84.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (21)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.10
debian/debian_linux
7.0
debian/debian_linux
8.0
debian/debian_linux
9.0
mozilla/firefox
< 52.7.0
mozilla/thunderbird
< 52.7.0
redhat/enterprise_linux_desktop
6.0
redhat/enterprise_linux_desktop
7.0
... and 11 more
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026