Buffer overflow in Ivanti Connect_secure

CVE-2021-22908

A buffer overflow vulnerability exists in Windows File Resource Profiles in 9.X allows a remote authenticated user with privileges to browse SMB shares to execute arbitrary code as the root user. As of version 9.1R3, this permission is not…

Vulnerability class: Buffer Overflow

EPSS: 0.694 (99.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-22908?
CVE-2021-22908 is a high-severity vulnerability in Ivanti Connect_secure, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-05-27.
How severe is CVE-2021-22908?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-22908 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.