Buffer overflow in Ivanti Connect Secure
CVE-2020-8261
A vulnerability in the Pulse Connect Secure / Pulse Policy Secure < 9.1R9 is vulnerable to arbitrary cookie injection.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.022 (81.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Ivanti Connect Secure — versions 9.1
- Ivanti Policy Secure — versions 9.1
- Pulsesecure Pulse Connect Secure
- Pulsesecure Pulse Policy Secure
- Pulse Connect Secure / Policy — versions 9.1R9
Weakness classification (CWE)
References
- kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-8261?
- CVE-2020-8261 is a medium-severity vulnerability in Ivanti Connect Secure, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 4.3/10. Published 2020-10-28.
- How severe is CVE-2020-8261?
- Medium severity. CVSS v3 base score is 4.3 out of 10.