Buffer overflow in Automationdirect P1-540
CVE-2024-24947
A heap-based buffer overflow vulnerability exists in the Programming Software Connection CurrDir functionality of AutomationDirect P3-550E 1.2.10.9. A specially crafted network packet can lead to denial of service. An attacker can send an unauthenticated packet to trigger these vulnerability.This CVE tracks the heap corruption that occurs at offset `0xb68c4` of version 1.2.10.9 of the P3-550E firmware, which occurs when a call to `memset` relies on an attacker-controlled length value and corrupts any trailing heap allocations.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (54.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.
Affected products
- Automationdirect P1-540
- Automationdirect P1-540_firmware — versions 1.2.10.10, 4.1.1.10
- Automationdirect P1-550
- Automationdirect P1-550_firmware — versions 1.2.10.10, 4.1.1.10
- Automationdirect P2-550
- Automationdirect P2-550_firmware — versions 1.2.10.10, 4.1.1.10
- Automationdirect P3-530
- Automationdirect P3-530_firmware — versions 1.2.10.9, 4.1.1.10
- Automationdirect P3-550
- Automationdirect P3-550e — versions 1.2.10.9
Weakness classification (CWE)
References
- talos-cna@cisco.com (Exploit, Third Party Advisory)
- talos-cna@cisco.com (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-24947?
- CVE-2024-24947 is a high-severity vulnerability in Automationdirect P1-540, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2024-05-28.
- How severe is CVE-2024-24947?
- High severity. CVSS v3 base score is 8.2 out of 10.