Unsafe temporary data privileges on Unix systems in Arc before v1.6.0
Priority LOW 33CWE-732Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
On Unix systems (Linux, MacOS), Arc uses a temporary file with unsafe privileges. By tampering with such file, a malicious local user in the system may be able to trigger arbitrary code execution with root privileges.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00147 3rd percentileScored 2026-11-07
Fix Fixed Arc (Nozomi Networks): 1.6.0
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Nozomi Networks | Arc | before 1.6.0 | 1.6.0 | Patch available | CNA |
- Arc VendorNozomi Networks Affected before 1.6.0 Fixed in 1.6.0 Patch available CNA
CPE names CISA-ADP · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nozominetworks:arc:1.6.0:*:*:*:*:*:*:* | 1.6.0 | — | Nozomi Networks |
- cpe:2.3:a:nozominetworks:arc:1.6.0:*:*:*:*:*:*:* Versions 1.6.0 — ·Nozomi Networks
Remediation
- Fix · CNA Arc (Nozomi Networks) Fixed in 1.6.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Nozomi Networks Arc 1.6.0
4 records Highest priority Priority MEDIUM 1 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2023-05470 Path traversal via 'zip slip' in Arc before v1.6.0Priority MEDIUM 40
- TI-2023-05467 Missing authentication for local web interface in Arc before v1.6.0Priority LOW 33
- TI-2023-05469 Sensitive data exfiltration via unsafe permissions on Windows systems in Arc before v1.6.0Priority LOW 23
Timeline
- 2026-10-02 Threatist record created from CVE-2023-5936
- 2026-10-03 Alias added: GHSA-r73q-j7fc-5g2p
References
More Nozomi Networks vulnerabilities
- TI-2022-00470 Authenticated RCE on project configuration import in Guardian/CMC before 22.0.0 CVSS 4.0HIGH 8.6
- TI-2026-24526 DoS through oversized audit log entries in Guardian/CMC before 26.2.0 CVSS 4.0HIGH 8.7
- TI-2023-15926 DoS on IDS parsing of malformed asset fields in Guardian/CMC >= 22.6.0 before 22.6.3 and 23.1.0 CVSS 4.0HIGH 8.2
- TI-2023-13657 SQL Injection on IDS parsing of malformed asset fields in Guardian/CMC >= 22.6.0 before 22.6.3 and 23.1.0 CVSS 4.0CRITICAL 9.2
- TI-2024-00196 DoS on IDS parsing of malformed Radius packets in Guardian before 23.4.1 CVSS 4.0HIGH 8.2
- TI-2021-08402 Authenticated command injection when changing date settings or hostname in Guardian/CMC before 20.0.7.4 CVSS 4.0HIGH 8.6
Sources
- CVE-2023-5936 · CVE Program
- CVE-2023-5936 · NVD
- FIRST EPSS
- GHSA-r73q-j7fc-5g2p · GitHub Advisory Database · CC BY 4.0
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