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CVE-2021-22817

HIGHCVSS 7.8/10EPSS 0.20%

Last modified

CVE-2021-22817 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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). EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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)

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.20%

9.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Schneider-ElectricHmibmuhi29d2801 FirmwareAll versions
Schneider-ElectricHmibmusi29d2801 FirmwareAll versions
Schneider-ElectricHmibmuci29d2w01 FirmwareAll versions
Schneider-ElectricHmibmu0i29d2001 FirmwareAll versions
Schneider-ElectricHmibmu0i29d200a FirmwareAll versions
Schneider-ElectricHmibmuhi29d4801 FirmwareAll versions
Schneider-ElectricHmibmusi29d4801 FirmwareAll versions
Schneider-ElectricHmibmuci29d4w01 FirmwareAll versions
Schneider-ElectricHmibmu0i29d4001 FirmwareAll versions
Schneider-ElectricHmibmu0i29d400a FirmwareAll versions
Schneider-ElectricHmibmu0i29di00a FirmwareAll versions
Schneider-ElectricHmibmu0i29de00a FirmwareAll versions
Schneider-ElectricHmibmphi74d2801 FirmwareAll versions
Schneider-ElectricHmibmpsi74d2801 FirmwareAll versions
Schneider-ElectricHmibmp0i74d2001 FirmwareAll versions
Schneider-ElectricHmibmp0i74d200a FirmwareAll versions
Schneider-ElectricHmibmphi74d4801 FirmwareAll versions
Schneider-ElectricHmibmpsi74d4801 FirmwareAll versions
Schneider-ElectricHmibmp0i74d4001 FirmwareAll versions
Schneider-ElectricHmibmp0i74d400a FirmwareAll versions
Schneider-ElectricHmibmp0i74di00a FirmwareAll versions
Schneider-ElectricHmibmp0i74de00a FirmwareAll versions
Schneider-ElectricHmibscea53d1l01 FirmwareAll versions
Schneider-ElectricHmibmoma5ddf10l FirmwareAll versions
Schneider-ElectricHmibmoma5dd1e01 FirmwareAll versions
Schneider-ElectricHmibmoma5dd1101 FirmwareAll versions
Schneider-ElectricHmibmo0a5ddf10a FirmwareAll versions
Schneider-ElectricHmibmo0a5ddf101 FirmwareAll versions
Schneider-ElectricHmibmo0a5dd1001 FirmwareAll versions
Schneider-ElectricHmibmiea5dd1e01 FirmwareAll versions
Schneider-ElectricHmibmiea5dd110l FirmwareAll versions
Schneider-ElectricHmibmiea5dd1101 FirmwareAll versions
Schneider-ElectricHmibmiea5dd100a FirmwareAll versions
Schneider-ElectricHmibmiea5dd1001 FirmwareAll versions
Schneider-ElectricHmibscea53d1l0t FirmwareAll versions
Schneider-ElectricHmibscea53d1l0a FirmwareAll versions
Schneider-ElectricVijeo Designer< 1.2.1
Schneider-ElectricVijeo Designer< 6.2
Schneider-ElectricVijeo Designer6.2

References

Timeline

Published
Last Modified
Status
Modified

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 score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22817?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22817?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST