Resource exhaustion in VMware Rabbitmq
CVE-2021-22116
RabbitMQ all versions prior to 3.8.16 are prone to a denial of service vulnerability due to improper input validation in AMQP 1.0 client connection endpoint. A malicious user can exploit the vulnerability by sending malicious AMQP messages to the target RabbitMQ instance having the AMQP 1.0 plugin enabled.
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: 0.014 (72.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- VMware Rabbitmq
- Debian Linux — versions 9.0
- Rabbitmq — versions RabbitMQ prior to version 3.8.16
Weakness classification (CWE)
Public proof-of-concept exploits
References
- tanzu.vmware.com/security/cve-2021-22116 (Vendor Advisory)
- lists.debian.org/debian-lts-announce/2021/07/msg00011.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-22116?
- CVE-2021-22116 is a high-severity vulnerability in VMware Rabbitmq, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2021-06-08.
- How severe is CVE-2021-22116?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-22116 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.