Which products and versions are affected by CVE-2021-22908?

Affected: Connect Secure (Ivanti) versions 9.0, 9.0-r1, 9.0-r1.0, 9.0-r2, 9.0-r2.0, 9.0-r2.1, 9.0-r3, 9.0-r3.0; Pulse Connect Secure (Pulsesecure) versions 9.0rx, >= Fixed in 9.1R11.5. The full list is in the CVE brief.

Is CVE-2021-22908 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2021-22908 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2021-22908?

No public exploit code is known.

Is there a fix for CVE-2021-22908?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2021-22908 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2021-22908

High

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.

Published May 27, 2021 · Updated Nov 21, 2024

Key Facts

Patch immediately

CVE-2021-22908 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Connect Secure (Ivanti), Pulse Connect Secure (Pulsesecure).
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 69% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

8.8

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

69%

Higher than 99.3% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2021-22908 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

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 by default.

Affected Products

27 affected entries in total

Product	Affected versions	Fixed in
Connect SecureIvanti	9.0, 9.0-r1, 9.0-r1.0, 9.0-r2, 9.0-r2.0, 9.0-r2.1, 9.0-r3, 9.0-r3.0	n/a
Pulse Connect SecurePulsesecure	9.0rx, >= Fixed in 9.1R11.5	n/a

Timeline

Publicly disclosed
May 27, 2021
Last updated
Nov 21, 2024

Weakness Type

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

References

FAQ

Common Questions.

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.
Affected: Connect Secure (Ivanti) versions 9.0, 9.0-r1, 9.0-r1.0, 9.0-r2, 9.0-r2.0, 9.0-r2.1, 9.0-r3, 9.0-r3.0; Pulse Connect Secure (Pulsesecure) versions 9.0rx, >= Fixed in 9.1R11.5. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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