High severity · published Feb 21, 2018
CVE-2017-12161
It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request
8.8
CVSS
1.3%
EPSS
No
On KEV
Description
It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Keycloak · Keycloak
before 3.4.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-12161
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-12161
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1484564
Patch
https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770
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