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CVE-2022-1245

CRITICALCVSS 9.8/10EPSS 1.01%

Last modified

CVE-2022-1245 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
1.01%

58.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RedhatKeycloak< 18.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-1245?
A privilege escalation flaw was found in the token exchange feature of keycloak. Missing authorization allows a client application holding a valid access token to exchange tokens for any target client by passing the client_id of the target. This could allow a client to gain unauthorized access to additional services.
How severe is CVE-2022-1245?
CVE-2022-1245 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.
How do I fix CVE-2022-1245?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-1245?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST