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CVE-2023-27921

MEDIUM
6.5
CVSS Score
Published: May 23, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:46 AM UTC
2 products affected across 1 vendorJins Meme FirmwareJins Meme

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker.

Affected

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

Jins Meme Firmware· Jins
95%
v ≤ 2.2.0
Affected range stops below 2.3.0, so it looks safe — our inference, not a vendor statement
jins-jins-meme (same device)
Jins Meme· Jinsdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Release Notes
Source: [email protected]
https://jinsmeme.com/media/2023-04-fwapp2
Third Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN13306058/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-798

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