CVE-2018-5089
high-risk
Published 2018-06-11
Memory safety bugs were reported in Firefox 57 and Firefox ESR 52.5. 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 < 52.6, Firefox ESR < 52.6, and Firefox < 58.
Do I need to act?
~
3.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (14)
References (28)
Third Party Advisory
http://www.securityfocus.com/bid/102783
Third Party Advisory
http://www.securitytracker.com/id/1040270
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0122
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0262
Third Party Advisory
https://usn.ubuntu.com/3544-1/
Third Party Advisory
https://usn.ubuntu.com/3688-1/
Third Party Advisory
https://www.debian.org/security/2018/dsa-4096
Third Party Advisory
https://www.debian.org/security/2018/dsa-4102
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-02/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-03/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-04/
Third Party Advisory
http://www.securityfocus.com/bid/102783
Third Party Advisory
http://www.securitytracker.com/id/1040270
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0122
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0262
and 8 more references
56
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
6/34 · Minimal
Exposure
18/34 · Moderate