CVE-2021-28904 is a NULL pointer dereference vulnerability affecting libyang versions up to 1.0.225. Specifically, the ext_get_plugin() function fails to validate if a 'revision' value is NULL before attempting a string comparison, leading to a crash. With a CVSS score of 7.5 (High), this vulnerability is remotely exploitable with low attack complexity and can result in a denial of service. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.0.225CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:*:*:*:*:*:*:*:* |
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:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.