CVE-2023-54345: Frappe Erpnext remote code execution (CVSS 8.8)

Description

Frappe Framework ERPNext 13.4.0 contains a sandbox escape vulnerability in RestrictedPython that allows authenticated users with System Manager role to execute arbitrary code by exploiting frame introspection. Attackers can create a server script via the /app/server-script endpoint and access the gi_frame attribute to traverse the call stack and invoke os.popen to execute system commands.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredLow

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

Frappe Erpnext13.4.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

http://erpnext.orgProduct
https://frappeframework.com/docs/v13/user/en/desk/scripting/server-scriptProduct
https://gist.github.com/lebr0nli/c2fc617390451f0e5a4c31c87d8720b6Exploit
https://github.com/frappe/frappe/Product
https://github.com/frappe/frappe/blob/v13.4.0/frappe/utils/safe_exec.py#L42Product
https://ur4ndom.dev/posts/2023-07-02-uiuctf-rattler-read/Not Applicable
https://www.exploit-db.com/exploits/51580ExploitVDB Entry
https://www.vulncheck.com/advisories/frappe-framework-erpnext-remote-code-executionThird Party Advisory

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

Frequently asked

Is CVE-2023-54345 being actively exploited?

CVE-2023-54345 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.61%.

How severe is CVE-2023-54345?

CVE-2023-54345 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.61% probability of exploitation.

Which products are affected by CVE-2023-54345?

Affected products include Frappe Erpnext.

How do I fix CVE-2023-54345?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-54345 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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