Critical severity · published Jun 11, 2018
CVE-2017-5392
Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially…
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially exploitable crashes. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability affects Firefox < 51.
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)1.7% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 51.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-5392
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-5392
Third Party Advisory
http://www.securityfocus.com/bid/95763
Third Party Advisory
http://www.securitytracker.com/id/1037693
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1293709
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-01/
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