Critical severity · published Apr 26, 2019
CVE-2018-18512
A use-after-free vulnerability can occur while playing a sound notification in Thunderbird
9.8
CVSS
1.6%
EPSS
No
On KEV
Description
A use-after-free vulnerability can occur while playing a sound notification in Thunderbird. The memory storing the sound data is immediately freed, although the sound is still being played asynchronously, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5.
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)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TH
Thunderbird · Mozilla
before 65.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-18512
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-18512
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1482659
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-03/
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