Schneider Electric PowerLogic Operating System Console os command injection

Summaryinfo

A vulnerability identified as very critical has been detected in Schneider Electric PowerLogic. The impacted element is an unknown function of the component Operating System Console. The manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2026-77120. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Schneider Electric PowerLogic (affected version not known) and classified as very critical. This issue affects some unknown functionality of the component Operating System Console. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause privilege escalation to root and unauthorized execution of administrative functions when an authenticated user with SSH enabled interacts with the operating system console that improperly processes user-controlled input.

The advisory is shared at download.se.com. The identification of this vulnerability is CVE-2026-77120 since 08/20/2026. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/09/2026). MITRE ATT&CK project uses the attack technique T1202 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• SCADA Software

Vendor

• Schneider Electric

Name

• PowerLogic

License

• commercial

Website

• Vendor: https://www.schneider-electric.com/

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CPE 2.2info

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