High severity · published Jun 11, 2018
CVE-2017-5449
A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations
7.5
CVSS
2.5%
EPSS
No
On KEV
Description
A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 52.1.0; before 53.0 · source: NVD
EL
Enterprise Linux · Redhat
6.0; 7.0 · 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
EL
Enterprise Linux Server Eus · Redhat
7.3; 7.4; 7.5 · source: NVD
TH
Thunderbird · Mozilla
before 52.1.0 · source: NVD