CVE-2024-31967

mediumpriority · track · 0EPSS 0.005 · 40 %ileDEEURU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.46% (40th) EPSS

CVSS 5.3 · medium

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

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 unauthenticated attacker to conduct an unauthorized access attack due to improper access control. A successful exploit could allow an attacker to gain unauthorized access to user information or the system configuration.

cvss

Technical severity, 0–10. One row per scoring source.

9.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 5.3–9.1

v3.15.3mediumAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Nsecondary · ENISA EU

v3.19.1criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Nsecondaryexploitability 3.9 · impact 5.2

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USCWE-284US

affected products (11)

Products and version ranges known to be affected.

Mitel SIP Phone <=5.1.1 SP8all versionscert_bundDE
Mitel SIP Phone <=6.3 SP3 HF4all versionscert_bundDE
Mitel SIP Phone <=6.3.3all versionscert_bundDE
Mitel SIP Phone≤ 6.3.3cert_bundDE
Mitel SIP Phone≤ 5.1.1 SP8cert_bundDE
Mitel SIP Phone≤ 6.3 SP3 HF4cert_bundDE
n/a n/a≤ n/aenisa_euvdEU
Mitel Networks Corp. Mitel 6800 Series SIP Phone≤ 6.3 SP3 HF4fstec_bduRU
Mitel Networks Corp. Mitel 6900 Series SIP Phone≤ 6.3 SP3 HF4fstec_bduRU
Mitel Networks Corp. Mitel 6900w Series SIP Phone≤ 6.3.3fstec_bduRU
Mitel Networks Corp. Mitel 6970 Conference Unit≤ 5.1.1 SP8fstec_bduRU

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0924Mitel SIP Phone: Mehrere SchwachstellenDeutsch2024-04-17csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Mitel SIP Phone ausnutzen, um beliebigen Code auszuführen, einen Denial-of-Service-Zustand zu verursachen oder vertrauliche Informationen offenzulegen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2024-05-02modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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