CVE-2019-20395 is a stack consumption vulnerability in libyang versions prior to v1.0-r1, affecting applications that parse untrusted YANG files. The flaw stems from self-referential union types containing leafrefs, which can lead to application crashes. With a CVSS score of 6.5 (Medium), this vulnerability can be exploited remotely with low attack complexity, requiring user interaction to achieve high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.11CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:0.11:r1:*:*:*:*:*:* | ||
0.11CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:0.11:r2:*:*:*:*:*:* | ||
0.12CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:0.12:r1:*:*:*:*:*:* | ||
0.12CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:0.12:r2:*:*:*:*:*:* | ||
0.13CPE matchmatch criteria | cpe:2.3:a:cesnet:libyang:0.13:r1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.