Vulnerability Monitor

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CVE-2020-13617


The Web UI component of Mitel MiVoice 6800 and 6900 series SIP Phones with firmware before 5.1.0.SP5 could allow an unauthenticated attacker to expose sensitive information due to improper memory handling during failed login attempts.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 22 products from mitel, from mitel, from mitel and 19 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2020-08-26T18:15:10.113

Last Modified

2024-11-21T05:01:36.643

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-307

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System mitel 6863_firmware ≤ 5.0 Yes
Operating System mitel 6863_firmware 5.1 Yes
Operating System mitel 6863_firmware 5.1 Yes
Operating System mitel 6863_firmware 5.1 Yes
Operating System mitel 6863_firmware 5.1 Yes
Operating System mitel 6863_firmware 5.1 Yes
Hardware mitel 6863 - No
Operating System mitel 6865_firmware ≤ 5.0 Yes
Operating System mitel 6865_firmware 5.1 Yes
Operating System mitel 6865_firmware 5.1 Yes
Operating System mitel 6865_firmware 5.1 Yes
Operating System mitel 6865_firmware 5.1 Yes
Operating System mitel 6865_firmware 5.1 Yes
Hardware mitel 6865 - No
Operating System mitel 6867_firmware ≤ 5.0 Yes
Operating System mitel 6867_firmware 5.1 Yes
Operating System mitel 6867_firmware 5.1 Yes
Operating System mitel 6867_firmware 5.1 Yes
Operating System mitel 6867_firmware 5.1 Yes
Operating System mitel 6867_firmware 5.1 Yes
Hardware mitel 6867 - No
Operating System mitel 6869_firmware ≤ 5.0 Yes
Operating System mitel 6869_firmware 5.1 Yes
Operating System mitel 6869_firmware 5.1 Yes
Operating System mitel 6869_firmware 5.1 Yes
Operating System mitel 6869_firmware 5.1 Yes
Operating System mitel 6869_firmware 5.1 Yes
Hardware mitel 6869 - No
Operating System mitel 6873_firmware ≤ 5.0 Yes
Operating System mitel 6873_firmware 5.1 Yes
Operating System mitel 6873_firmware 5.1 Yes
Operating System mitel 6873_firmware 5.1 Yes
Operating System mitel 6873_firmware 5.1 Yes
Operating System mitel 6873_firmware 5.1 Yes
Hardware mitel 6873 - No
Operating System mitel 6940_firmware ≤ 5.0 Yes
Operating System mitel 6940_firmware 5.1 Yes
Operating System mitel 6940_firmware 5.1 Yes
Operating System mitel 6940_firmware 5.1 Yes
Operating System mitel 6940_firmware 5.1 Yes
Operating System mitel 6940_firmware 5.1 Yes
Hardware mitel 6940 - No
Operating System mitel 6970_firmware ≤ 5.0 Yes
Operating System mitel 6970_firmware 5.1 Yes
Operating System mitel 6970_firmware 5.1 Yes
Operating System mitel 6970_firmware 5.1 Yes
Operating System mitel 6970_firmware 5.1 Yes
Operating System mitel 6970_firmware 5.1 Yes
Hardware mitel 6970 - No
Operating System mitel 6930_firmware ≤ 5.0 Yes
Operating System mitel 6930_firmware 5.1 Yes
Operating System mitel 6930_firmware 5.1 Yes
Operating System mitel 6930_firmware 5.1 Yes
Operating System mitel 6930_firmware 5.1 Yes
Operating System mitel 6930_firmware 5.1 Yes
Hardware mitel 6930 - No
Operating System mitel 6920_firmware ≤ 5.0 Yes
Operating System mitel 6920_firmware 5.1 Yes
Operating System mitel 6920_firmware 5.1 Yes
Operating System mitel 6920_firmware 5.1 Yes
Operating System mitel 6920_firmware 5.1 Yes
Operating System mitel 6920_firmware 5.1 Yes
Hardware mitel 6920 - No
Operating System mitel 6905_firmware ≤ 5.0 Yes
Operating System mitel 6905_firmware 5.1 Yes
Operating System mitel 6905_firmware 5.1 Yes
Operating System mitel 6905_firmware 5.1 Yes
Operating System mitel 6905_firmware 5.1 Yes
Operating System mitel 6905_firmware 5.1 Yes
Hardware mitel 6905 - No
Operating System mitel 6910_firmware ≤ 5.0 Yes
Operating System mitel 6910_firmware 5.1 Yes
Operating System mitel 6910_firmware 5.1 Yes
Operating System mitel 6910_firmware 5.1 Yes
Operating System mitel 6910_firmware 5.1 Yes
Operating System mitel 6910_firmware 5.1 Yes
Hardware mitel 6910 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mitel's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.