CVE-2023-28502

CRITICAL

Rocket Software UniData <8.2.4-11.3.5-12.2.1 - RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-28502. PoCs published by Ron Bowes, including Metasploit module exploits/linux/misc/unidata_udadmin_password_stack_overflow.

AI-analyzed exploit summary This Metasploit module exploits a stack-based buffer overflow in Rocket Software UniData's udadmin_server (CVE-2023-28502) by overflowing the password field during authentication, allowing arbitrary command execution as root. The exploit targets UniData 8.2.4 and leverages a return-to-libc technique to execute system commands.

Description

Rocket Software UniData versions prior to 8.2.4 build 3003 and UniVerse versions prior to 11.3.5 build 1001 or 12.2.1 build 2002 suffer from a stack-based buffer overflow in the "udadmin" service that can lead to remote code execution as the root user.

Exploits (1)

metasploit WORKING POC GOOD
by Ron Bowes · rubypocunix
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/misc/unidata_udadmin_password_stack_overflow.rb

This Metasploit module exploits a stack-based buffer overflow in Rocket Software UniData's udadmin_server (CVE-2023-28502) by overflowing the password field during authentication, allowing arbitrary command execution as root. The exploit targets UniData 8.2.4 and leverages a return-to-libc technique to execute system commands.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Rocket Software UniData udadmin_server 8.2.4 build 3001 (Linux)
No auth needed
Prerequisites: Network access to the target's UniRPC service (default port 31438) · Target running vulnerable UniData version
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 9.8
EPSS 0.6110
EPSS Percentile 99.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-120 CWE-787
Status published
Products (2)
rocketsoftware/unidata < 8.2.4
rocketsoftware/universe < 11.3.5
Published Mar 29, 2023
Tracked Since Feb 18, 2026