Medium severity · published Aug 11, 2021
CVE-2021-22098
UAA server versions prior to 75.4.0 are vulnerable to an open redirect vulnerability
6.1
CVSS
0.7%
EPSS
No
On KEV
Description
UAA server versions prior to 75.4.0 are vulnerable to an open redirect vulnerability. A malicious user can exploit the open redirect vulnerability by social engineering leading to take over of victims’ accounts in certain cases along with redirection of UAA users to a malicious sites.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cf-deployment · Cloudfoundry
before 16.20.0 · source: NVD
UA
User Account And Authentication · Cloudfoundry
before 75.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22098
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22098
Vendor Advisory
https://www.cloudfoundry.org/blog/cve-2021-22098-open-redirect-vulnerability-in-uaa-server/
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