CVE-2021-27420 affects GE UR firmware versions prior to 8.1x, where the web server becomes temporarily unresponsive after processing unsupported HTTP verbs. This vulnerability has a CVSS score of 5.3 (Medium), indicating a low-complexity attack that can be launched remotely without authentication, leading to a denial of service for the web server, though other relay functions remain operational. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 8.10CPE matchmatch criteria | cpe:2.3:o:ge:multilin_b30_firmware:*:*:*:*:*:*:*:* | ||
< 8.10CPE matchmatch criteria | cpe:2.3:o:ge:multilin_b90_firmware:*:*:*:*:*:*:*:* | ||
< 8.10CPE matchmatch criteria | cpe:2.3:o:ge:multilin_c60_firmware:*:*:*:*:*:*:*:* | ||
< 8.10CPE matchmatch criteria | cpe:2.3:o:ge:multilin_c70_firmware:*:*:*:*:*:*:*:* | ||
< 8.10CPE matchmatch criteria | cpe:2.3:o:ge:multilin_c95_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.