Strix
26.1K

CVE-2021-22119

HIGHCVSS 7.5/10EPSS 6.67%

Last modified

CVE-2021-22119 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Spring Security versions 5.5.x prior to 5.5.1, 5.4.x prior to 5.4.7, 5.3.x prior to 5.3.10 and 5.2.x prior to 5.2.11 are susceptible to a Denial-of-Service (DoS) attack via the initiation of the Authorization Request in an OAuth 2.0 Client Web and WebFlux application. A malicious user or attacker can send multiple requests initiating the Authorization Request for the Authorization Code Grant, which has the potential of exhausting system resources using a single session or multiple sessions.. EPSS estimates a 6.67% chance of exploitation in the next 30 days.

Description

Spring Security versions 5.5.x prior to 5.5.1, 5.4.x prior to 5.4.7, 5.3.x prior to 5.3.10 and 5.2.x prior to 5.2.11 are susceptible to a Denial-of-Service (DoS) attack via the initiation of the Authorization Request in an OAuth 2.0 Client Web and WebFlux application. A malicious user or attacker can send multiple requests initiating the Authorization Request for the Authorization Code Grant, which has the potential of exhausting system resources using a single session or multiple sessions.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
6.67%

93.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
VmwareSpring Security>= 5.2.0, < 5.2.11
VmwareSpring Security>= 5.3.0, < 5.3.10
VmwareSpring Security>= 5.4.0, < 5.4.7
VmwareSpring Security>= 5.5.0, < 5.5.1
OracleCommunications Cloud Native Core Policy1.14.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22119?
Spring Security versions 5.5.x prior to 5.5.1, 5.4.x prior to 5.4.7, 5.3.x prior to 5.3.10 and 5.2.x prior to 5.2.11 are susceptible to a Denial-of-Service (DoS) attack via the initiation of the Authorization Request in an OAuth 2.0 Client Web and WebFlux application. A malicious user or attacker can send multiple requests initiating the Authorization Request for the Authorization Code Grant, which has the potential of exhausting system resources using a single session or multiple sessions.
How severe is CVE-2021-22119?
CVE-2021-22119 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 6.67% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22119?
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-2021-22119?

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

Scan your code now

Source: NVD / NIST