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[email protected]CVE-2021-22098

HistoryAug 11, 2021 - 9:15 p.m.

CVE-2021-22098

2021-08-1121:15:00

CWE-601

[email protected]

web.nvd.nist.gov

cve-2021-22098

uaa server

open redirect

vulnerability

social engineering

account takeover

malicious sites

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

6.1 Medium

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.001 Low

EPSS

Percentile

33.3%

JSON

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.

CPENameOperatorVersion
cloudfoundry:user_account_and_authenticationcloudfoundry user account and authenticationlt75.5.0
cloudfoundry:cf-deploymentcloudfoundry cf-deploymentlt16.20.0

CPE	Name	Operator	Version
cloudfoundry:user_account_and_authentication	cloudfoundry user account and authentication	lt	75.5.0
cloudfoundry:cf-deployment	cloudfoundry cf-deployment	lt	16.20.0

References

www.cloudfoundry.org/blog/cve-2021-22098-open-redirect-vulnerability-in-uaa-server/

Social References

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

6.1 Medium

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.001 Low

EPSS

Percentile

33.3%

JSON

Related for CVE-2021-22098

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