Is CVE-2021-22112 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 3%.

What products does CVE-2021-22112 affect?

Tracked products affected include Spring Security. Check the version you run to see whether it is affected.

How do I fix CVE-2021-22112?

Apply the vendor fix promptly. Upgrade affected products to a fixed version.

CVE-2021-22112

Q: What is CVE-2021-22112?

CVE-2021-22112 is a high-severity software vulnerability with a CVSS score of 8.8. Spring Security 5.4.x prior to 5.4.4, 5.3.x prior to 5.3.8.RELEASE, 5.2.x prior to 5.2.9.RELEASE, and older unsupported versions can fail to save the SecurityContext if it is changed more than once in a single request.A malicious user canno

HIGH severity · CVSS 8.8

8.8CVSS HIGH

Summary

Spring Security 5.4.x prior to 5.4.4, 5.3.x prior to 5.3.8.RELEASE, 5.2.x prior to 5.2.9.RELEASE, and older unsupported versions can fail to save the SecurityContext if it is changed more than once in a single request.A malicious user cannot cause the bug to happen (it must be programmed in). However, if the application's intent is to only allow the user to run with elevated privileges in a small portion of the application, the bug can be leveraged to extend those privileges to the rest of the application.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredLow

User interactionNone

Confidentiality impactHigh

Integrity impactHigh

Availability impactHigh

Exploit probability (EPSS)3%

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

Affected products we track (1)

Spring Security

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

CVE-2021-22112

Summary

Impact & exploitability

Affected products we track (1)

Recommendation

Additional information