Cyber Resilience

CVE-2021-22908

High

Published: 27 May 2021

Published
27 May 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.2268 96.0th percentile
Risk Priority 31 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-22908 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Ivanti Connect Secure. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 4.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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 enabled…

more

by default.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ivanti
connect secure
9.0, 9.1
pulsesecure
pulse connect secure
9.0rx

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References