CVE-2023-54329

CRITICAL EPSS 59.5%
Published Jan 13, 20265mo ago · Modified Jun 17, 20261w ago
9.3 CVSS 4.0
Critical
Find Similar
Published Jan 13, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

Description

Inbit Messenger 4.6.0 - 4.9.0 contains a remote command execution vulnerability that allows unauthenticated attackers to execute arbitrary commands by exploiting a stack overflow in the messenger's protocol. Attackers can send specially crafted XML packets to port 10883 with a malicious payload to trigger the vulnerability and execute commands with system privileges.

CVSS Details

Base Score
9.3
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
59.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-121
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
inbitinbit_messenger*≥4.6.0  –  ≤4.9.0

References 4

  • github.com https://github.com/a-rey/exploits/blob/main/writeups/Inbit_Messenger/v4.6.0/writeup.md
    ExploitThird Party Advisory
  • web.archive.org https://web.archive.org/web/20200122082432/https://www.softsea.com/review/Inbit-Messenger-Basic-Edition.html
    Product
  • exploit-db.com https://www.exploit-db.com/exploits/51127
    Exploit
  • vulncheck.com https://www.vulncheck.com/advisories/inbit-messenger-unauthenticated-remote-command-execution-rce
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.