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Critical severity · published Oct 18, 2018
CVE-2018-5188
Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8
9.8
CVSS
3.9%
EPSS
No
On KEV
Description
Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. Some of 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 Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 61.0; 53.0 before 60.1.0 · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.5; 7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
FE
Firefox Esr · Mozilla
before 52.9 · source: NVD
TH
Thunderbird · Mozilla
before 52.9 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.10; 18.04 · source: NVD
Affected product
FI
Firefox
Mozilla
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-5188
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-5188
Third Party Advisory
http://www.securityfocus.com/bid/104555
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2112
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2113
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2251
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2252
Issue Tracking
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1456189%2C1456975%2C1465898%2C1392739%2C1451297%2C1464063%2C1437842%2C1442722%2C1452576%2C1450688%2C1458264%2C1458270%2C1465108%2C1464829%2C1464079%2C1463494%2C1458048
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