How severe is CVE-2021-3198?

CVE-2021-3198 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-3198 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3198?

CVE-2021-3198 affects Ivanti Mobileiron. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-3198?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-3198 published?

CVE-2021-3198 was published on 2021-07-22 and last updated on 2026-06-17.

CVE-2021-3198

CVE-2021-3198 is a medium-severity vulnerability in Ivanti Mobileiron with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 9.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Ivanti Mobileiron
Published: 2021-07-22
Last modified: 2026-06-17

Description

By abusing the 'install rpm url' command, an attacker can escape the restricted clish shell on affected versions of Ivanti MobileIron Core. This issue was fixed in version 11.1.0.0.

Frequently asked questions

What is CVE-2021-3198?: By abusing the 'install rpm url' command, an attacker can escape the restricted clish shell on affected versions of Ivanti MobileIron Core. This issue was fixed in version 11.1.0.0.
How severe is CVE-2021-3198?: CVE-2021-3198 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-3198 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3198?: CVE-2021-3198 affects Ivanti Mobileiron. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-3198?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-3198 published?: CVE-2021-3198 was published on 2021-07-22 and last updated on 2026-06-17.

References

https://www.rapid7.com/blog/post/2021/06/02/untitled-cve-2021-3198-and-cve-2021-3540-mobileiron-shell-escape-privilege-escalation-vulnerabilities/

Affected products (1)

cpe:2.3:a:ivanti:mobileiron:*:*:*:*:*:*:*:*

More vulnerabilities in Ivanti Mobileiron

CVE-2021-3540 — Medium (CVSS 6.5): By abusing the 'install rpm info detail' command, an attacker can escape the restricted clish shell on affected…

All CVEs affecting Ivanti Mobileiron →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…

Browse all CWE-78 (OS Command Injection) vulnerabilities →