What is the CVSS score of CVE-2018-18871?

CVE-2018-18871 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2018-18871?

Yes, a public proof-of-concept exploit is available for CVE-2018-18871. Prioritise patching immediately. EPSS: 1.7%.

Maxwell Basic Firmware CVE-2018-18871

CRITICAL

Weak Password Recovery Mechanism for Forgotten Password (CWE-640)

2018-12-20 cve@mitre.org

Information Disclosure Maxwell Basic Firmware

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 20, 2018 - 21:29 nvd

CRITICAL 9.8

DescriptionNVD

Missing password verification in the web interface on Gigaset Maxwell Basic VoIP phones with firmware 2.22.7 would allow a remote attacker (in the same network as the device) to change the admin password without authentication (and without knowing the original password).

AnalysisAI

Missing password verification in the web interface on Gigaset Maxwell Basic VoIP phones with firmware 2.22.7 would allow a remote attacker (in the same network as the device) to change the admin. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-640. Missing password verification in the web interface on Gigaset Maxwell Basic VoIP phones with firmware 2.22.7 would allow a remote attacker (in the same network as the device) to change the admin password without authentication (and without knowing the original password). Affected products include: Gigasetpro Maxwell Basic Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.