Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-273623CX Uncontrolled Search Path Local Privilege Escalation Vulnerability

High 7.0

In plain English

A high-severity uncontrolled search path in 3CX from 3CX. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).

Severity (CVSS 3.0)7.0High

Exploit odds (30 days)0.4%top 65.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

3CX Uncontrolled Search Path Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of 3CX. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the configuration of OpenSSL. The product loads an OpenSSL configuration file from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-20026.

Affected products (as reported)

Vendor	Product	Versions
3CX	3CX	18

Weakness: CWE-427 · Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ZDI-23-1153 x_research-advisory
vendor-provided URL vendor-advisory