PT-2023-21421 · Jins · Jins Meme Core Firmware

Masahiro Iida · Published 2023-05-23 · Updated 2025-01-31 · CVE-2023-27921

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions JINS MEME CORE Firmware versions 2.2.0 and earlier

Description The issue is related to a hard-coded cryptographic key used in the firmware, which may allow a network-adjacent attacker to decrypt data acquired by a sensor of the affected product.

Recommendations For JINS MEME CORE Firmware versions 2.2.0 and earlier, update to a version that does not use a hard-coded cryptographic key to prevent potential decryption of sensor-acquired data by a network-adjacent attacker. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2023-27921

Affected Products

Jins Meme Core Firmware

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2023-27921 · Security Note
• https://osv.dev/vulnerability/CVE-2023-27921 · Vendor Advisory
• https://t.me/cvenotify/109417 · Telegram Post
• https://jvn.jp/en/jp/JVN13306058 · Note
• https://t.me/cvenotify/50963 · Telegram Post
• https://jinsmeme.com/media/2023-04-fwapp2 · Note