CVE-2021-20649
MEDIUM
4.8
CVSS Score
Published: February 12, 2021 at 06:15 AM UTC
Updated: June 17, 2026 at 03:34 AM UTC
2 products affected across 1 vendorWrc-300Febk-SWrc 300FEBK S Firmware
Using WRC-300FEBK-S by ELECOM CO.,LTD.?
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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.3%
Description
ELECOM WRC-300FEBK-S contains an improper certificate validation vulnerability. Via a man-in-the-middle attack, an attacker may alter the communication response. As a result, an arbitrary OS command may be executed on the affected device.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Wrc-300Febk-S· Elecomdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN47580234/index.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://www.elecom.co.jp/news/security/20210126-01/CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-295
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