CVE-2021-29255 is a critical vulnerability affecting MicroSeven MYM71080i-B devices running firmware versions 2.0.5 through 2.0.20, where admin credentials are sent in cleartext to a remote server. This allows an attacker on the same local network to intercept these credentials, leading to high impact on confidentiality, integrity, and availability. The vulnerability has a CVSS score of 7.5 (HIGH) due to its network-adjacent attack vector and high potential for compromise, despite requiring high attack complexity. Currently, there is no public exploit code available, it is not listed on the KEV catalog, and there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.0.5, <= 2.0.20CPE matchmatch criteria | cpe:2.3:o:microseven:mym71080i-b_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.