Auth bypass in Oracle Communications Cloud Native Core Policy
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.060 (93.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.060 · newest: 0.060 · change: 0.000
Affected products
- Oracle Communications Cloud Native Core Policy — versions 1.14.0
- VMware Spring Security
- Spring Security — versions 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
Weakness classification (CWE)
Public proof-of-concept exploits
References
- tanzu.vmware.com/security/cve-2021-22119 (Vendor Advisory)
- lists.apache.org/thread.html/r163b3e4e39803882f5be05ee8606b2b9812920e196daa2a82… (mailing-list)
- lists.apache.org/thread.html/r390783b3b1c59b978131ac08390bf77fbb3863270cbde59d5… (mailing-list)
- lists.apache.org/thread.html/r3868207b967f926819fe3aa8d33f1666429be589bb4a62104… (mailing-list)
- lists.apache.org/thread.html/r89aa1b48a827f5641310305214547f1d6b2101971a49b6247… (mailing-list)
- lists.apache.org/thread.html/ra53677224fe4f04c2599abc88032076faa18dc84b329cdeba… (mailing-list)
- lists.apache.org/thread.html/r08a449010786e0bcffa4b5781b04fcb55d6eafa62cb79b834… (mailing-list)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujul2022.html
Frequently asked questions
- What is CVE-2021-22119?
- CVE-2021-22119 is a high-severity vulnerability in Oracle Communications Cloud Native Core Policy, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2021-06-29.
- How severe is CVE-2021-22119?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-22119 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.