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Critical severity · published Sep 22, 2016
CVE-2016-5277
Use-after-free vulnerability in the nsRefreshDriver::Tick function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to…
9.8
CVSS
4%
EPSS
No
On KEV
Description
Use-after-free vulnerability in the nsRefreshDriver::Tick function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by leveraging improper interaction between timeline destruction and the Web Animations model implementation.
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)4.0% · 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
through 48.0.2; 45.1.0; 45.1.1; 45.2.0; 45.3.0 · source: NVD
Affected product
FI
Firefox
Mozilla
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-5277
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-5277
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2016-1912.html
www.debian.org
http://www.debian.org/security/2016/dsa-3674
Vendor Advisory
http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
www.oracle.com
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
www.securityfocus.com
http://www.securityfocus.com/bid/93049
www.securitytracker.com
http://www.securitytracker.com/id/1036852
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