Stack-based buffer overflow in Extreme Networks IQ Engine
Priority MEDIUM 41CWE-121Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
Bonjour Gateway in Extreme Networks IQ Engine before 10.6r1a, and through 10.6r4 before 10.6r5, has an ah_bgd buffer overflow via ah_event_send.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00549 46th percentileScored 2026-11-07
Fix Fixed IQ Engine (extremenetworks): 10.6r1a, 10.6r5
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 |
|---|---|---|---|---|---|
| Extreme Networks | IQ Engine | before 10.6r1a; 10.6r2 to before 10.6r5 | 10.6r1a, 10.6r5 | Patch available | CNA |
- IQ Engine VendorExtreme Networks Affected before 10.6r1a; 10.6r2 to before 10.6r5 Fixed in 10.6r1a, 10.6r5 Patch available CNA
Remediation
- Fix · CNA IQ Engine (extremenetworks) Fixed in 10.6r1a, 10.6r5
Timeline
- 2026-10-02 Threatist record created from CVE-2023-46273
- 2026-10-03 Alias added: GHSA-4vmj-722q-82r2
References
More Extreme Networks vulnerabilities
- TI-2020-19042 Extreme Networks Aerohive HiveOS <=11.x 11.x Unauthenticated Remote Denial of Service CVSS 4.0HIGH 8.7
- TI-2020-13364 Extreme Networks EXOS before v.22.7 and before v.30.2 was discovered to contain an issue… CVSS 3.1HIGH 8.0
- TI-2020-12704 The NetConfig UI administrative interface in Extreme Networks ExtremeWireless Aerohive… CVSS 3.1CRITICAL 9.8
- TI-2023-17891 IQ Engine before 10.6r2 on Extreme Network AP devices has a Buffer Overflow. CVSS 3.1CRITICAL 9.8
- TI-2023-17890 IQ Engine before 10.6r1 on Extreme Network AP devices has a Buffer Overflow in the… CVSS 3.1CRITICAL 9.8
- TI-2024-25570 In Extreme Networks XIQ-SE before 24.2.11, due to a missing access control check, a path… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2023-46273 · CVE Program
- CVE-2023-46273 · NVD
- FIRST EPSS
- GHSA-4vmj-722q-82r2 · GitHub Advisory Database · CC BY 4.0
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