Emerson Appleton UPSMON-PRO

View CSAF

1. EXECUTIVE SUMMARY

  • CVSS v4 9.3
  • ATTENTION: Exploitable remotely/low attack complexity
  • Vendor: Emerson
  • Equipment: Appleton UPSMON-PRO
  • Vulnerability: Stack-based Buffer Overflow

2. RISK EVALUATION

Successful exploitation of this vulnerability could allow remote attackers to execute arbitrary code on affected installations of Appleton UPSMON-PRO.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following Emerson products are affected:

  • Appleton UPSMON-PRO: Versions 2.6 and prior

3.2 VULNERABILITY OVERVIEW

3.2.1 STACK-BASED BUFFER OVERFLOW CWE-121

A crafted UDP packet sent to the default UDP port 2601 can cause an overflow of the buffer stack, overwriting critical memory locations. This could allow unauthorized individuals to execute arbitrary code with SYSTEM privileges if the UPSMONProService service communication is not properly validated.

CVE-2024-3871 has been assigned to this vulnerability. A CVSS v3.1 base score of 9.8 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

A CVSS v4 score has also been calculated for CVE-2024-3871. A base score of 9.3 has been calculated; the CVSS vector string is (AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).

3.3 BACKGROUND