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Known exploited vulnerability

CVE-2024-12356

criticalCVSS 3.1 9.8In CISA KEVEPSS 87%Published · BeyondTrust

The short answer

CVE-2024-12356 affects BeyondTrust Remote Support and is rated critical (CVSS 9.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2024-12-19: attackers are using it, so patch it first.

What it is

A critical vulnerability has been discovered in Privileged Remote Access (PRA) and Remote Support (RS) products which can allow an unauthenticated attacker to inject commands that are run as a site user.

Weakness: CWE-77.

Severity

9.8 critical

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

Exploited (CISA KEV)

Yes, since Dec 19, 2024

Federal due date Dec 27, 2024

EPSS, next 30 days

87%

Higher than 100% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

What CISA says to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Affected products

Remote Support, Privileged Remote Access. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2024-12356 being exploited?

Yes. CISA added CVE-2024-12356 to its Known Exploited Vulnerabilities catalog on 2024-12-19, with a federal remediation due date of 2024-12-27.

How do I fix CVE-2024-12356?

CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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