Uncontrolled search path in 3CX
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-427.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-27362
- 2026-10-03 Alias added: GHSA-45r3-h8rh-577v
References
Advisory 2
More 3cx vulnerabilities
- TI-2022-24062 3CX before 18 Update 2 Security Hotfix build 18.0.2.315 on Windows allows unauthenticated… CVSS 3.1HIGH 7.5
- TI-2023-13509 3CX DesktopApp through 18.12.416 has embedded malicious code, as exploited in the wild in… CVSS 3.1HIGH 7.8
- TI-2022-10842 An issue was discovered in the 3CX Phone System Management Console prior to version 18… CVSS 3.1CRITICAL 9.8
- TI-2023-27314 The CRM Integration in 3CX before 18.0.9.23 and 20 before 20.0.0.1494 allows SQL… CVSS 3.1CRITICAL 9.8
- TI-2022-24063 3CX before 18 Hotfix 1 build 18.0.3.461 on Windows allows unauthenticated remote… CVSS 3.1HIGH 7.5
- TI-2021-20577 The client applications in 3CX on Windows, the 3CX app for iOS, and the 3CX application… CVSS 3.1CRITICAL 9.1
Sources
- CVE-2023-27362 · CVE Program
- CVE-2023-27362 · NVD
- FIRST EPSS
- GHSA-45r3-h8rh-577v · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences