A vulnerability on Mitel 6800 Series and 6900 Series SIP Phones through 6.3 SP3 HF4…
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
A vulnerability on Mitel 6800 Series and 6900 Series SIP Phones through 6.3 SP3 HF4, 6900w Series SIP Phone through 6.3.3, and 6970 Conference Unit through 5.1.1 SP8 allows an authenticated attacker to conduct a buffer overflow attack due to insufficient bounds checking and input sanitization. A successful exploit could allow an attacker to gain access to sensitive information, modify system configuration or execute arbitrary commands within the context of the system.
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE names CISA-ADP · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:mitel:6970:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Mitel |
| cpe:2.3:h:mitel:6800_series_sip_phones:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Mitel |
| cpe:2.3:h:mitel:6900_series_sip_phones:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Mitel |
| cpe:2.3:h:mitel:6900w_series_sip_phone:-:*:*:*:*:*:*:* | not specified by CISA-ADP | — | Mitel |
- cpe:2.3:h:mitel:6970:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Mitel
- cpe:2.3:h:mitel:6800_series_sip_phones:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Mitel
- cpe:2.3:h:mitel:6900_series_sip_phones:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Mitel
- cpe:2.3:h:mitel:6900w_series_sip_phone:-:*:*:*:*:*:*:* Versions not specified by CISA-ADP — ·Mitel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-31963
- 2026-10-03 Alias added: GHSA-87hc-xjjc-rvw9
References
Sources
- CVE-2024-31963 · CVE Program
- CVE-2024-31963 · NVD
- FIRST EPSS
- GHSA-87hc-xjjc-rvw9 · GitHub Advisory Database · CC BY 4.0
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