# Incorrect Pointer Scaling vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series and MELSEC-L Series CPU modules allows a remote unauthenticated attacker to execute malicious code on a targ… CVE record · `CVE-2024-1915` - **Identifiers:** `CVE-2024-1915` - **State:** Confirmed - **Severity:** CVSS 9.8 Critical - **Critical:** Yes: CVSS 9+ - **CNA:** Mitsubishi - **Weakness (CWE):** [CWE-468](https://cwe.mitre.org/data/definitions/468.html) - **Tags:** [CWE-468](https://agentprime.io/advisories/tag/cwe-468.md) - **Technologies:** [Mitsubishi Electric Corporation MELSEC-Q Series Q03UDECPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q03udecpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q04UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q04udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q06UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q06udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q10UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q10udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q13UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q13udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q20UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q20udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q26UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q26udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q50UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q50udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q100UDEHCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q100udehcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q03udvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q04UDVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q04udvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q06UDVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q06udvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q13UDVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q13udvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q26UDVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q26udvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q04UDPVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q04udpvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q06UDPVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q06udpvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q13UDPVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q13udpvcpu.md) · [Mitsubishi Electric Corporation MELSEC-Q Series Q26UDPVCPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-q-series-q26udpvcpu.md) · [Mitsubishi Electric Corporation MELSEC-L Series L02CPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-l-series-l02cpu.md) · [Mitsubishi Electric Corporation MELSEC-L Series L06CPU](https://agentprime.io/advisories/technology/mitsubishi-electric-corporation-melsec-l-series-l06cpu.md) - **Published:** 15 Mar 2024 - **Updated:** 27 Aug 2024 - **Reviewed by a person:** No Published by the CVE Program (CNA: Mitsubishi) at 15 Mar 2024, 00:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. ## Critical Critical, because: - CVSS score 9.8: 9.0 or more. How we decide what’s critical: ## Affected products, as the CNA wrote them - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q03UDECPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q04UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q06UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q10UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q13UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q20UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q26UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q50UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q100UDEHCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q03UDVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q04UDVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q06UDVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q13UDVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q26UDVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q04UDPVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q06UDPVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q13UDPVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-Q Series Q26UDPVCPU. - affected: `The first 5 digits of serial No. "26061" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L02CPU. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L06CPU. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L26CPU. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L02CPU-P. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L06CPU-P. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L26CPU-P. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L26CPU-BT. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected - Vendor: Mitsubishi Electric Corporation. Product: MELSEC-L Series L26CPU-PBT. - affected: `The first 5 digits of serial No. "26041" and prior` - Other versions: unaffected ## Not analysed yet We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter. ## Severity and exploitation - 9.8 Critical, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`, from CNA (Mitsubishi) - **CISA KEV:** Not listed. - **EPSS:** 0.010, the 64th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days. ## Timeline This record came from the full history of the CVE Program, published 15 Mar 2024. New records show when each source confirmed them. ## Sources - [CVE List: CVE-2024-1915](https://www.cve.org/CVERecord?id=CVE-2024-1915) - [NVD: CVE-2024-1915](https://nvd.nist.gov/vuln/detail/CVE-2024-1915) ### References from the CNA - (vendor-advisory) - (government-resource) - (government-resource) Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description. ## Check whether this affects you This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run. - With the agentprime MCP server (), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: - As JSON: - Everything that needs attention now: --- The web page: . Everything for agents: .