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CVE-2021-22781

MEDIUMCVSS 5.5/10EPSS 0.24%

Last modified

CVE-2021-22781 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Insufficiently Protected Credentials vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), EcoStruxure Process Expert (all versions, including all versions of EcoStruxure Hybrid DCS), and SCADAPack RemoteConnect for x70, all versions, that could cause a leak of SMTP credential used for mailbox authentication when an attacker can access a project file.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Insufficiently Protected Credentials vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), EcoStruxure Process Expert (all versions, including all versions of EcoStruxure Hybrid DCS), and SCADAPack RemoteConnect for x70, all versions, that could cause a leak of SMTP credential used for mailbox authentication when an attacker can access a project file.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.24%

14.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Schneider-ElectricEcostruxure Control Expert< 15.0
Schneider-ElectricEcostruxure Control Expert15.0
Schneider-ElectricEcostruxure Process ExpertAll versions
Schneider-ElectricRemoteconnectAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22781?
Insufficiently Protected Credentials vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), EcoStruxure Process Expert (all versions, including all versions of EcoStruxure Hybrid DCS), and SCADAPack RemoteConnect for x70, all versions, that could cause a leak of SMTP credential used for mailbox authentication when an attacker can access a project file.
How severe is CVE-2021-22781?
CVE-2021-22781 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22781?
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-2021-22781?

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

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Source: NVD / NIST