OS Command Injection over API
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
API endpoint for user synchronization in 2N Access Commander version 3.4.1 did not have a sufficient input validation allowing for OS command injection. This vulnerability can only be exploited after authenticating with administrator privileges.
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
- Fix · CNA 2N Access Commander (2N Telekomunikace a.s.) Fixed in 3.4.2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
2N Access Commander 3.4.2
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2025-37234 Log Pollution - Control Characters Not EscapedPriority LOW 36
Timeline
- 2026-10-02 Threatist record created from CVE-2025-59783
- 2026-10-03 Alias added: GHSA-p896-3284-96mx
References
More 2N Access Commander vulnerabilities
- TI-2025-37234 Log Pollution - Control Characters Not Escaped CVSS 4.0MEDIUM 6.9
- TI-2024-31590 In 2N Access Commander versions 3.1.1.2 and prior, a local attacker can escalate their… CVSS 3.1HIGH 7.8
- TI-2024-31588 Path traversal in 2N Access Commander CVSS 3.1HIGH 7.2
- TI-2024-31589 In 2N Access Commander versions 3.1.1.2 and prior, an Insufficient Verification of Data… CVSS 3.1HIGH 7.2
- TI-2025-37237 HTTP 5XX Internal Server Errors CVSS 4.0MEDIUM 5.3
- TI-2025-37235 API - Insufficient Input Validation CVSS 4.0MEDIUM 5.3
Sources
- CVE-2025-59783 · CVE Program
- CVE-2025-59783 · NVD
- FIRST EPSS
- GHSA-p896-3284-96mx · 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