Vulnerability Details : CVE-2023-28503

Public exploit exists!
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 an authentication bypass vulnerability, where a special username with a deterministic password can be leveraged to bypass authentication checks and execute OS commands as the root user.
Published 2023-03-29 21:15:08
Updated 2023-04-12 19:15:09
Source Rapid7, Inc.
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Products affected by CVE-2023-28503

Exploit prediction scoring system (EPSS) score for CVE-2023-28503

EPSS FAQ
3.25%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2023-28503

  • Rocket Software Unidata udadmin_server Authentication Bypass
    Disclosure Date: 2023-03-30
    First seen: 2023-09-11
    exploit/linux/misc/unidata_udadmin_auth_bypass
    This module exploits an authentication bypass vulnerability in the Linux version of udadmin_server, which is an RPC service that comes with the Rocket Software UniData server. This affects versions of UniData prior to 8.2.4 build 3003. This service

CVSS scores for CVE-2023-28503

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.8
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 NIST

CWE ids for CVE-2023-28503

  • When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
    Assigned by: nvd@nist.gov (Primary)
  • The product contains hard-coded credentials, such as a password or cryptographic key.
    Assigned by: cve@rapid7.con (Secondary)

References for CVE-2023-28503

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