Critical severity · published Jun 13, 2017
CVE-2016-8218
An issue was discovered in Cloud Foundry Foundation routing-release versions prior to 0.142.0 and cf-release versions 203 to 231
9.8
CVSS
1.3%
EPSS
No
On KEV
Description
An issue was discovered in Cloud Foundry Foundation routing-release versions prior to 0.142.0 and cf-release versions 203 to 231. Incomplete validation logic in JSON Web Token (JWT) libraries can allow unprivileged attackers to impersonate other users to the routing API, aka an "Unauthenticated JWT signing algorithm in routing" issue.
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)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cf-release · Cloudfoundry
through 203; 204; 205; 206; 207; 208; +22 more · source: NVD
RO
Routing-release · Cloudfoundry
through 0.141.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8218
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8218
Patch
https://www.cloudfoundry.org/cve-2016-8218/
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