Resource exhaustion in Ivanti Connect Secure
CVE-2021-22965
A vulnerability in Pulse Connect Secure before 9.1R12.1 could allow an unauthenticated administrator to causes a denial of service when a malformed request is sent to the device.
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: 0.022 (81.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001
Affected products
- Ivanti Connect Secure — versions 9.1
- Pulsesecure Pulse Connect Secure
- Pulse Connect Secure — versions Fixed in 9.1R12.1
Weakness classification (CWE)
References
- kb.pulsesecure.net/articles/Pulse_Secure_Article/KB44879/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22965?
- CVE-2021-22965 is a high-severity vulnerability in Ivanti Connect Secure, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2021-11-19.
- How severe is CVE-2021-22965?
- High severity. CVSS v3 base score is 7.5 out of 10.