How severe is CVE-2021-22817?

CVE-2021-22817 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-22817 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22817?

CVE-2021-22817 primarily affects Schneider-electric Vijeo Designer. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22817?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-22817 published?

CVE-2021-22817 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2021-22817

CVE-2021-22817 is a high-severity vulnerability in Schneider-electric Vijeo Designer with a CVSS 3.x base score of 7.8. 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Schneider-electric Vijeo Designer
Published: 2022-02-09
Last modified: 2026-06-17

Description

A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation. Affected Product: Harmony/Magelis iPC Series (All Versions), Vijeo Designer (All Versions prior to V6.2 SP11 Multiple HotFix 4), Vijeo Designer Basic (All Versions prior to V1.2.1)

Frequently asked questions

What is CVE-2021-22817?: A CWE-276: Incorrect Default Permissions vulnerability exists that could cause unauthorized access to the base installation directory leading to local privilege escalation. Affected Product: Harmony/Magelis iPC Series (All Versions), Vijeo Designer (All Versions prior to V6.2 SP11 Multiple HotFix 4), Vijeo Designer Basic (All Versions prior to V1.2.1)
How severe is CVE-2021-22817?: CVE-2021-22817 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-22817 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22817?: CVE-2021-22817 primarily affects Schneider-electric Vijeo Designer. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22817?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-22817 published?: CVE-2021-22817 was published on 2022-02-09 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-039-06

Affected products (49)

cpe:2.3:o:schneider-electric:hmibmuhi29d2801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmusi29d2801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmuci29d2w01_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29d2001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29d200a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmuhi29d4801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmusi29d4801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmuci29d4w01_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29d4001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29d400a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29di00a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmu0i29de00a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmphi74d2801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmpsi74d2801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74d2001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74d200a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmphi74d4801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmpsi74d4801_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74d4001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74d400a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74di00a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmp0i74de00a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibscea53d1l01_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmoma5ddf10l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmoma5dd1e01_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmoma5dd1101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmo0a5ddf10a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmo0a5ddf101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmo0a5dd1001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmiea5dd1e01_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmiea5dd110l_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmiea5dd1101_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmiea5dd100a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibmiea5dd1001_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibscea53d1l0t_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:hmibscea53d1l0a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:vijeo_designer:*:*:*:*:basic:*:*:*
cpe:2.3:a:schneider-electric:vijeo_designer:*:*:*:*:-:*:*:*
cpe:2.3:a:schneider-electric:vijeo_designer:6.2:-:*:*:-:*:*:*
cpe:2.3:a:schneider-electric:vijeo_designer:6.2:sp1:*:*:-:*:*:*

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