Critical severity · published Nov 10, 2017
CVE-2017-16634
In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method
9.8
CVSS
4.4%
EPSS
No
On KEV
Description
In Joomla! before 3.8.2, a bug allowed third parties to bypass a user's 2-factor authentication method.
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)4.4% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Joomla · Joomla
3.2.0 through 3.8.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-16634
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-16634
Third Party Advisory
http://www.securityfocus.com/bid/101701
Third Party Advisory
http://www.securitytracker.com/id/1039757
Patch
https://developer.joomla.org/security-centre/713-20171102-core-2-factor-authentication-bypass
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