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CVE-2020-28946

HIGH
7.5
CVSS Score
Published: December 8, 2020 at 07:40 PM UTC
Updated: June 17, 2026 at 03:10 AM UTC
2 products affected across 1 vendorIk 401 FirmwareIk-401

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

An improper webserver configuration on Plum IK-401 devices with firmware before 1.02 allows an attacker (with network access to the device) to obtain the configuration file, including hashed credential data. Successful exploitation could allow access to hashed credential data with a single unauthenticated GET request.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ik 401 Firmware· Plummac
95%
v < 1.02
Affected range stops below 1.02, so it looks safe — our inference, not a vendor statement
plummac-ik-401 (same device)
Ik-401· Plummacdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCProductVendor Advisory
Source: [email protected]
https://plummac.com/project/ik-401/
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.cert.pl/news/single/coraz-wiecej-urzadzen-przemyslowych-podlaczonych-do-internetu/

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-306

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