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

EPSS: 0.022 (80.3th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

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.